Precombustion
预燃, 在前置燃烧室内燃烧
🗣️ 情景例句
I'll join you in a minute.
我马上就来找你。
How old are you?
你多大了？
As is so often pointed out, knowledge is a two-edged weapon which can be used equally for good or evil.
正像人们常常指出的，知识是一把双刃刀，可以用于造福，也可以用来为害。