Bifocal lens
[医] 双焦点透镜
🧩 词语组成解析
bifocal
[[bai'fəukəl]]
a. 双焦的\\n[医] 双焦点的
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
What's wrong with wanting to be on the school board?
想进入联合校董会有什么错？
Nature abhors a vacuum.
自然界里是没有真空的。
In those days, boxers fought with bare fists for prize money.
当时，拳击手们不戴手套，为争夺奖金而搏斗。