Perchloryl fluoride
[化] 氟化三氧氯
?? 詞語組成解析
fluoride
[['flu?raid]]
n. 氟化物\\n[化] 氟化物
??? 情景例句
for them and for myself and for Philip.
為他們， 為我自己和Philip。
What is the total circulation of this weekly magazine.
這家周刊總發行量多少？
OK. Please sit down over there.
好，請坐吧！