Alkanisation
[机] 烷化(作用)
🗣️ 情景例句
A credit card is very useful when you go traveling.
当然旅游的时候，信用卡很有用。
Mischief has swift wings.
飞来横祸。
What on earth has happened to trouble you so?
到底发生什么事让您如此发愁？