H-30：high and low 到处

A:What are you looking for?

A:你在找什么?

B:I lost one of my contact lenses, and I'm searching high and low for it.

B：我丢了一只隐形眼镜，我在到处找。

A:Where did you lose it? Maybe I can help you to find it.

A:你掉哪儿了?也许我能帮你找到。

B:Thank you very much. I think I lost it near the window.

B：太谢谢了，就摔在窗边。