Actinidine
猕猴桃碱
🗣️ 情景例句
having to take care of the baby all weekend.
整个周末照顾孩子。
He emerged as leader at the age of thirty.
他在30岁时出人头地成为领袖。
from which can be seen the strata the drill has been cutting through.
从中能看出钻头所钻透的地层。