Be unfaithful to
不忠于...
🧩 词语组成解析
be
[bi]
v. 是;有，存在;做，成为;发生;
aux. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质;
unfaithful
['ʌn'feiθful;ʌn'feiθfəl]
adj. 不忠实的;不正直的;（翻译等）不可靠的;不贞洁的;
to
[tu,tə]
prep. 向，朝着;到;关于;属于;
adv. 朝一个方向的;到某种状态;关闭;
🗣️ 情景例句
I was teaching music,
我当时教音乐，
Where are you going?
你去哪儿？
Though a little suspicious this time, the policeman gave him the same answer.
虽然那位警察这次有点疑心，但还是对他作了同样的回答。