立彬の日本語
その警備員は一晩中勤務だった。
tbd
The guard was on duty all night.
281
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その， そん， 其の
1. that, the
2. part (as in "part two")
3. um ..., er ..., uh ...
那个；部分（如“第二部分”）
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警備員， けいびいん
1. guard, security guard, security officer
tbd
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一晩中， ひとばんじゅう
1. all night long, all through the night
整夜，整整一夜
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勤務， きんむ
1. service, duty, work
服务，职责，工作
は
1. indicates sentence topic
2. indicates contrast with another option (stated or unstated)
3. adds emphasis
指示句子的主题；表示与另一选项（无论是否明确提及）形成对比；表示强调