Tectrices
n. 覆羽（指蔽覆羽翮基部的羽毛）( tectrix的名词复数 )
🗣️ 情景例句
Technology may bring breakthroughs to many currently incurable diseases.
科技能给现在无法治愈的疾病带来突破。
The ox is never woe,till he to the harrow go.
挂耙去耕地，牛才知辛苦。
But if you are a serious private investor,
但是，如果你是一个认真的私人投资者，