crowd

a crowd of一堆，许多

【例】As there is a crowd of enquiries for Chinese machine tools, it is advisable for you to rush your orders.

由于对中国机床的询价函很多，最好你方迅速寄来订单。

crucial

至关重要的

①【例】Economic and trade cooperation constitutes a crucial part of Sino-African cooperation.经贸合作是中非合作中的重要组成部分。

②后面可接用to sth。

【例】The success of the business negotiation was crucial to this transaction.

那次业务谈判的成功对这笔交易是至关重要的。

crying

紧急的

多用于口语。

【例】Our goods are really something that must meet a crying need. So we insist on their being transported through airway.

我们的货物的确是急需的；因此，我们坚持这些货物要空运。