There was a lot of traffic on the date of the test so I was late.
I was late to the exam because there was a lot of traffic that day.
「受験の日に道が渋滞していて遅刻した」は英語ではこのようです。
I was late on the testing date due to traffic.
There was a lot of traffic on the date of the test so I was late.
I was late to the exam because there was a lot of traffic that day.
「受験の日」→ testing date, date of the test, exam day, day of the exam
「道が渋滞する」→ to have traffic. to have a lot of traffic
「遅刻した」→ to be late
ご参考までに。
The traffic to the testing center was so bad that I didn't make it there on time
If it wasn't for the traffic I would have made it to the testing center on time
The traffic to the testing center（ 受験の場所 渋滞） was so bad that I didn't make it there on time（ が あんなにひどくて 十間の時間に間に合わなかった）
If it wasn't for the traffic（ 渋滞でなければ） I would have made it to the testing center on time（ 受験までの時間に間に合いそうだった）
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