Epoxydon
頂環氧菌素
??? 情景例句
What? You what?
什么？ 怎樣？
Delivery costs will have to be borne by the manufacturer, I'm afraid.
運費恐怕要由制造廠商來承擔。
Oxygen is widely used in ship repairs for cutting and joining metal plates or pipes.
在船舶修理過程中，常常使用氧氣切割和焊接金屬板或金屬管。