Ignosterol
麦角甾二烯醇
🗣️ 情景例句
The robber struck him on the head.
强盗打他的头。
He's been out of a job for months.
他已经失业好几个月了。
One allegation often made is that noise produces mental illness.
常见的一种指责是，噪音能引起精神病。