1.at worst 在最壞的情況下
例句:This policy, they say, is at best confused and at worst non-existent.
有人說這項政策往好里說是混亂不堪,往壞里說就是形同虛設 。
2.compromise v. (尤指因行為不很明智)使陷入危險,使受到懷疑
例句:She had already compromised herself by accepting his invitation.
她接受了他的邀請,這件事已經使她的聲譽受到了損害 。