n.不愉快；不快之事

You ought to be prepared for some unpleasantness. 你要做好思想準(zhǔn)備，可能發(fā)生一些不愉快的情況。

I want to avoid any unpleasantness with the neighbours. 我要避免與鄰居有任何不快。

I had a slight unpleasantness with the manager. 我和經(jīng)理之間有過(guò)一點(diǎn)磨擦。