Tariffless
a. 无关税的
🗣️ 情景例句
How can I reward your help?
我怎样才能报答你的帮助呢？
We know that you are leading exporters of coal and you can provide the quantity we need.
我们知道贵方是主要煤炭出口商，能满足我们的需求量。
What about when we leave?
我们离开实验室又该做些什么呢？