Quill-coverts
n. [鸟] 绒羽,冉羽（羽根处的细毛）
🧩 词语组成解析
quill
[[kwil]]
n. 羽根, 大翎毛, 羽毛笔\\nvt. 刺穿
n. 隐蔽的, 不公开的, 秘密的( covert的复数形式 ); 复羽
🗣️ 情景例句
He goes to high school.
他在上高中。
He skinned his knee.
他擦破了膝盖的皮。
they are not prepared even to admit the possibility that noise affects people.
甚至不愿承认噪音可能对人有影响。