重点讲解:
1. in contact with 保持联系;有联系;
例句:He was in direct contact with the kidnappers.
他与绑架者有直接联系 。
2. be aimed at sth./doing sth. 旨在;目的是;
例句:These measures are aimed at preventing violent crime.
这些措施旨在防止暴力犯罪 。
3. out-of-pocket (费用)自掏腰包垫付的;
例句:I charge twenty dollars an hour plus out-of-pocket expenses.
我每小时收取20美元,另加垫付的现金开支 。
4. instead of 代替…;而不是…;
例句:Do things you enjoy instead of being a chameleon.
做自己喜欢的事情,不要做变色龙 。
n. 效率,功率