Phokoscope
透镜组聚光能力测定计
🗣️ 情景例句
My eyesight sucks.
我的视力非常差。
Those who live in glass houses should not throw stones.
自己有短处，不要揭别人的短处。
We have adopted much more flexible methods in our dealings.
我们在具体操作方法上灵活多了。