Part I Words 1. Trickle v. to flow, or to make sth flow, slowly in a t...

Part I Words 1 gingerly ad. If something needs to be done with great ca...

Part I Words 1. pelt v. (of rain) to fall very heavily 倾泻，下得很大 e.g. ...

Part I Expressions 1. Coy a. Originally meaning "quiet andshy," today ...

Part I Expressions 1.stubble n. 发茬；须茬 Stubbleis the prickly hair t...