Diac
两端交流开关元件
🗣️ 情景例句
A workaholic is a person who works too much.
工作狂就是一个工作过量的人。
What's your job?
你是做什么工作的？
they would devour all our crops and kill our flocks and herds, if it were not for the protection we get from insect-eating animals.
昆虫会吞食我们的全部庄稼，杀死我们的成群的牛羊。