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
And don't forget to invite Susan for dinner.
别忘了请Susan来吃晚餐。
Where are the stairs?
楼梯在哪里呢？
All gun-ports were open and the muzzles peeped wickedly from them.
船上的炮眼都开着，炮口虎视眈眈地向外窥视着。