Photodestruction
光裂解, 光化裂解
??? 情景例句
You ate-too much.
你吃得太多了。
An evil lesson is soon learned.
學壞容易。
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。