Spiracin
甲基羧基水杨酸
🗣️ 情景例句
Before we go to the gallery,
在我们去画廊之前
Let me give you a hand.
让我来帮您一下吧！
with, superimposed upon, it the continents, together with the islands and other features of the oceans.
上面附加着大陆以及岛屿和海洋的其他形态。