Dmds
[醫][=dimethyl disulfide]二甲基二硫化物
??? 情景例句
Second, we have to make an effort to encourage American companies to do business in our country.
第二，我們必須鼓勵美國公司在我國開展業務。
It's Kate's.
是凱特的。
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。