at liberty
1. 自由的
You're at liberty to go wherever you like.
你想去哪儿都可以。
You are now at liberty to leave any time.
你现在随时都可以离开。
2. 有空闲的
I'll be at liberty this afternoon.
今天下午我有空。
take liberties
1. 过于随便; 过分亲昵
You mustn't take liberties when you're with your elders.
你与长者在一起时不可过于随便。
You should not take liberties when you are giving a lecture.
你讲课时不应该太随便。
习惯用语at liberty1.自由, 随意; 闲着be at liberty to(do)1.被允许; 可随意get one's liberty1.获得自由set at liberty1.释放; 解放take -ties1.(with)(对人)过于随便; 过分亲昵; 无礼2.随意对待; 随意改变; 歪曲take the liberty of doing sth.1.冒昧行事take the liberty to do sth.1.冒昧行事"L-or death " (=Give me liberty or give me death)1.不自由, 毋宁死