32 burst into tears/laughter/cheers= burst out crying/laughing/cheering 突然哭，笑，歡呼
burst into...闖入 burst forth= burst out= break forth= break out爆發(fā)
33 be busy (in) doing sth.= be busy with sth.
34 get (down) to business 開始干正事
35 go to sp. on business到......出差
- 相關(guān)搜索熱詞：
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