Concave lens
[化] 凹透镜\\n[医] 凹透镜, 近视镜片
🧩 词语组成解析
concave
['kɔn'keiv]
n. 凹面，成凹形;
adj. 凹的;
vt. 使成凹形;
lens
[lɛnz]
n. 透镜，镜头;眼睛中的水晶体;隐形眼镜;汽车的灯玻璃;
🗣️ 情景例句
You know him?
你认识他吗？
Oh, it's a shame that you have to leave.
哦，真遗憾，你非走不可呀。
Aunt Harriet presided over an invisible army of servants that continuously scrubbed, cleaned, and polished.
哈丽特姑妈统率着一支看不见的佣人大军，他们不停地擦拭、清扫、刷洗。