open one's mouth

常见例句

For example a television advertising is demanded ' the man must not remain and open one's mouth ;
例如有个电视广告诉求便是「男人千万不能剩一张嘴；
I am one mature have the connotation female, moreover always likes the smile hanging in corners of the mouth's open and bright woman.
我是一个成熟而有内涵的女性，而且总喜欢把微笑挂在嘴角的开朗女人。
chineselovelinks.com
"My dad pried each mouth open, and I fed it part of a worm, " she explained. "I told dad we probably just needed to feed one head since it's going to the same stomach.
“爸爸把它的嘴一个一个地撬开，我喂给它半条虫子，” 她解释说，“我告诉爸爸也许我们喂它的一个脑袋就行啦，因为它们会通向同一个胃的。”

FIS, during a dental check-up grimly put paid to the joke that the one place an Arab could open his mouth was at the dentist's.
ECONOMIST: Algeria