coach

教练；旅客车厢；（客机的）经济舱；训练；指导

【例】The manager coaches Ann for negotiating with customers.

经理指导安如何和客户谈判。

co-founder

共同创立者

【例】As the co-founder of Apple Inc., Steve Jobs is famous for his talents.

作为苹果公司的联合创始人，史蒂夫·乔布斯以他的才能而闻名。

coincide

一致，符合；同时发生

【例】Your quotation happens to coincide with our expectation. We are very glad for our first cooperation.

你方报价正好和我们的期待一致。我们很高兴和您初次合作。

collaboration

合作，协作；勾结

【例】Thanks to the collaboration of all the staff, we achieve our annual plan ahead of time.

由于全体员工的通力合作，我们提前完成了年度计划。

collapse

（使）破产；（使）暴跌；（使）倒塌

【例】The US government approved $100 billion bailout package to prevent the collapse of America’s financial system.

美国政府批准了1000亿美元的救市计划来阻止美国金融系统的崩溃。