Have one's heart in one's mouth

... have one's hands full 有很多是要做 have one's heart in one's mouth 战战兢兢 have words with someone 和某人吵嘴 ...

... heart and soul 全心全意地 have one's heart in one's mouth 非常吃惊 in one's heart of hearts 在内心深处；实际上 ...

与人体部位相关的英语习语初探 - 好研 ... have one's heart in one's boots( 失望)， have one's heart in one's mouth( 害怕)， ...