Roils
v. 搅混（液体）( roil的第三人称单数 ); 使烦恼; 使不安; 使生气
🗣️ 情景例句
I'm exhausted. I had to work until 2 o'clock this morning.
我累死了。我一直得干到今天早上2:00。
You say it, but you don't mean it.
口是心非。
Experiments have proved that children can be instructed in swimming at a very early age.
实验证明，儿童在很小的时候就可以开始学习游泳。