Lanosterine
羊毛甾醇
🗣️ 情景例句
For example, did you know that 1 in 4 teenagers has tried marijuana?
比如，你是否知道4个青少年中就有1位曾经吸过大麻？
You dare?
你敢？
Storms make trees take deeper roots.
风暴使树林深深扎根。