"I could hear the sound of the steam train's whistle well."
"I could really hear the whistle from the steam train."
- "I could hear the sound of the steam train's whistle well."
"I could hear ~ well" 「〜よく聞こえた」
"the sound of ~" 「〜の音」
"the steam train's whistle" 「SLの汽笛」
SLは "Steam Locomotive" ですが英語でよく "steam train" や "steam engine" を言われます。
- "I could really hear the whistle from the steam train."
"I could really hear ~" 「〜をよく聞こえた」
"the whistle from the steam train" 「SLの汽笛」
I often heard the sound of the whistles from the steam trains.
この場合、次のように言うと良いですよ。
ーSteam locomotives used to go through the town I grew up in. When I was studying at home, I often heard the sound of the whistles from the trains.
「私の住んでいた町にSLが通っていた。家で勉強をしていると（SLの）汽笛の音がよく聞こえた」
SLは steam locomotives や steam trains と言えます。
汽笛の音は sound of the whistles のように言えます。
ご参考まで！
オーストラリア 
カナダ 
