Actinide chalcogenide
[化] 錒系元素硫族元素化合物
?? 詞語組成解析
n. [化]錒類
n. 氧屬化物；硫族化物
??? 情景例句
Then why don't we fix a date for a game one of these days?
那么我們為什么不在這幾天中訂個日子來打一場比賽呢？
He who makes no mistakes makes nothing.
不犯錯誤者一事無成。
A week later, the editor at last received a fax from the journalist.
一周之后，編輯終于接到記者的傳真。