用英语解释下列俚语并造句：1.to have a sharp tongue 2.can’t get a word in

1. some one who really like to say something mean or acrid.
eg: I dislike the man; he has such a sharp tongue.
2. talking very fast or a lot and others couldn't say anything to interrupt
eg: She is very talktive, and I can't even get a word in edgewise.

to have a sharp tongue means that you speak in a way that is harsh or critical.
can’t get a word in edgewise
Unable to break into a conversation, no pause in a discussion.