Potassium perchlorate
[化] 高氯酸钾
🧩 词语组成解析
potassium
[[pə'tæsiəm]]
n. 钾\\n[化] 钾K
[化] 高氯酸盐\\n[医] 高氯酸盐
🗣️ 情景例句
Help! Help! I can't swim!
救命！ 救命！ 我不会游泳
Do you have any comment on this clause.
你对这一条款有何看法？
(A light year is the distance which light travels at 186,000 miles per second in one year,
一光年是光以每秒186，000英里的速度在一年内走的距离，