the coast is clear 前面的危險已經解除；安全上壘
A Day of Misfortune
…When I got to the office, I waited until I thought the coast was clear and hurried past reception without being seen by any of the bosses. “Hurray! I said to myself, “ I’ve got away with it!” ….
片語: the coast is clear 前面的危險已經解除；安全上壘
定義：used to indicate that it is safe to proceed or escape without the likelihood of being seen or getting caught because there is no one watching.
1. Kate was worried about what her parents would say about her arriving home late and so she waited for her brother to tell her that their parents had gone to bed and the coast was clear.