Fluomethane
氟代甲烷
??? 情景例句
References?
備詢?nèi)耍?/div>
You won't believe it,but it was really cheap.
你不會(huì)相信的，但這條褲子確實(shí)很便宜。
When their father died, they thought it their duty to keep Eric in hiding.
父親死后，他們兄弟倆認(rèn)為有責(zé)任繼續(xù)把埃里克藏起來。