knickers
n[pl]
1 (Brit) woman´s or girl´s underpants (女用)内裤
a pair of knickers 一条女用内裤.
2 (US) = knickerbockers.
3 (idm 习语) get one´s `knickers in a twist (Brit sl 俚) become angry, confused, nervous, etc; react to sth more strongly than is necessary 恼火、 困惑、 紧张等; 对某事物反应过激.