Herniarin
[化] 7-甲氧香豆素; 7-甲氧基香豆素
??? 情景例句
before getting to the tough stuff--math.
在對付難纏的東西 數學 之前。
Aaugh, help.
哇，救人啊。
It marked the end of the great tradition of ships with sails and the beginning of a new era.
它標志著帆船偉大傳統的結束與一個新紀元的開始。