Spermatine
[化] 精液蛋白
🗣️ 情景例句
Your big moment is at hand.
你的重大时刻即将到来。
Mr. Smith is still in his fifties.
史密斯先生仍然50几岁。
I read a few lines, but I did not understand a word.
我读了几行，但一个字也不懂。