I was forced to do it against my will.
我被迫违心地做了这件事。
against one's will,这是一个idiom,俗语,意思是“不情愿地,违心地”。🗣跟大家分享一个稍稍高阶一点的语音现象,就是 do 和 it 连到一起的时候,实际上在口语里,中间会多了一个___的音。而且 it 的/t/的音也会吞掉,不发出来。
 
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如果你做了违心地事,就可以说 I was forced to do it against my will.