(Name of country) is working on making tourism its main industry.
(Name of country) is building up its tourism so it can be its main industry.
"(Name of country) is working on making tourism its main industry." This is a way of explaining that the country is putting money into tourism things so that it can attract more tourists and have that as its main industry.
"(Name of country) is building up its tourism so it can be its main industry. " This is another way of saying that the country is making its tourism industry bigger and better so they can create more income through it.
"(国の名前) is working on making tourism its main industry."
これはその国が観光業にお金をかけていて多くの観光客を誘致しようとしていて観光業を主要な産業にしようとしていることを説明しています。
"(国の名前) is building up its tourism so it can be its main industry. "
これももう一つの表現でその国が観光業を拡大して収入を増やそうとしていることを説明しています。
After a concerted effort, tourism is fast-becoming the main industry
A concerted effort means contrived or arranged by agreement; planned or devised together.
It is something which is done or performed together or in cooperation:
"The allies directed a concerted attack on the tanks hidden in the forest."
"The football team directed all their efforts into defending their goal."
A concerted effort means contrived or arranged by agreement; planned or devised together.
It is something which is done or performed together or in cooperation:
"The allies directed a concerted attack on the tanks hidden in the forest."
"The football team directed all their efforts into defending their goal."
( name of country) is making to be its main industry.
( name of country) is making tourism to be its main industry.
This means that the country is currently trying to boost and expand its tourism sector in
order to attract more tourist to the country, and make tourism its main industry to bring
revenue into the country.
(国名) is making tourism to be its main industry.
「（国名）は観光を主要産業にしている」
つまり観光客を誘致し、観光を主要産業として収入を得るために、国が観光に力を入れて拡大しようとすることです。
「力を入れる」はboost, 「拡大する」はexpand
「観光客を誘致する」はattract tourist, 「収入」はrevenueです。
The country is working hard to make tourism its main industry
If you are explaining about a certain country and the other person knows what country it is then you can just say 'That country' or 'the country' but if you are wanitng to explain what country the you would mention the country (America/Italy etc)
To work hard means that they are trying very hard and wants to do something (make tourism there main industry) Make tourism great in the country and make money from it
相手がどの国について言っているか分かる場合には、'That country'または'the country'と言えます。どの国なのか説明したい場合は、国名（America/Italy など）を言います。
'work hard'は「一生懸命に取り組む」という意味です。
'make tourism its main industry'（観光を主要な産業にする）は、観光産業を大きくしてお金をもうけるという意味です。
Cambodia really does rely on tourism for its mainincome...It would be broke with it it!
A country may develop tourism to the extent that it is the "life blood" of the
country! that country can be said to totally rely on tourism for it surviva.
Cambodia welcomes 5 million tourists a year to "Angkor Wat" @ $38 bucks a visit!
(You do the math) Cambodia really does "rely on tourism" for its main income.
"(Insert name of country) is focusing on increasing its tourism sector with the aim of becoming a tourist-dependent economy."
"(Insert name of country) is investing in the growth of its tourism sector with the intention to be a tourism-dependent country."
Tourism-dependent', 'Tourist-dependent', 'Tourism-dependency', 'Tourist-dependency'; are the terms used to describe a country whose economic income, growth and survival, depends solely on tourism. When a country's economy relies entirely on tourism, it can have devastating consequences if natural or man-made disasters occur. In such instances, tourism quickly declines; which has a direct and immediate effect on the economy and the income of the majority of the nation's people.
By using the words 'focusing on', 'aim', 'intention', you are stating that there are current efforts being made to achieve something.
The words 'increasing', 'investment', 'growth', explain the industry's intention to expand.
南アフリカ 
イギリス 
カナダ 
オーストラリア 
