...文网 关 键 词：水下混凝土 灌注 细心准备 精心施工 [gap=283]Key Words：Underwater concrete; Perfusion; Careful preparation; Construction work ...
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这位讲师细心准备课程。
在我下楼前，我就细心准备好我必须说什么。
Before I came downstairs I had prepared myself very carefully for what I must say.
消防员是一个需要细心准备的职业，需要在紧急火灾现场中快速的下达决策。
Firefighting is a profession of careful preparation, leading to smart, tactical snap decisions at the scene of the emergency.
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