Includer
包容詞(如： 在分句中的after, because等)
??? 情景例句
Hey, why don't we go out
嘿，我們何不出去
Let's get together one of these days.
找一天聚聚。
Oil rigs have to be repaired frequently and divers,who often have to work in darkness a hundred feet under water,
鉆井平臺需要經常修理，潛水員常常要在水面100英尺以下摸黑工作，