https://www.youtube.com/watch?v=e1sOLdefxqA 1:03:53 we'll just have to wait out the night, start home at first light. 夜が明けるのを待つしかない、夜が明けたら家に帰ろう。
https://www.youtube.com/watch?v=HN9olGlElxI 44:50 the next morning, Gordon returns at first light.
https://www.youtube.com/watch?v=78gbaAWgrlc 12:58 well then, why don't we take off at first light?
参考リンク
http://bridge-english.blogspot.jp/2012/07/blog-post_19.html 朝一番でを英語でなんと言うか?
練習問題解答
a-931 at first light
b-6288 first light