Phokoscope
透镜组聚光能力测定计
🗣️ 情景例句
Turn the key before you pump the pedal, or you'll flood the engine.
加水之前转动钥匙，要不发动机就给浇灭了。
The fowler's pipe sounds sweet until the bird is caught.
捕禽人笛声悠扬，直吹得鸟儿落网。
In response to renewed pleadings, Bruce stopped.
我们再次央求布鲁斯小心，他这才把车停了下来。