Diazotizing
重氮化(作用)
🗣️ 情景例句
Shopping vouchers are ofter a good means of attracting customers.
购物优惠券是吸引顾客的好方式。
In case of fire, keep your head.
万一发生火灾，保持镇定。
I am even less lucky.
我的运气甚至还不及他们。