Drag your top and bottom guide lines so that they snap to the top and bottom of your image (as shows in fig 3a & b).

拖动你的顶部和底部的参考线，直到他们吸附在图片的顶部和底部。

youdao

If the latest data are any guide, both American and British house prices may be finding a bottom.

如果近期数据具有指向作用，那么美国和英国的房产价格正在触底。

youdao

With the newest kind of surgery, doctors make a small cut in the patient's belly bottom(button). A camera is placed through the hole to help *(guide) the surgical instrument.

有了这种最新的手术，医生在病人的肚脐上开一个小口。一个照相机通过这个开口放进去帮助指导手术仪器。

youdao

Lauralyn Bottom said it helps her guide first-time visitors to her house, purchased across the street three years ago.

WSJ: Luxury Real Estate: Living Off the Land

One man who is not surprised by the apparent lack of enthusiasm by the authorities here to get to the bottom of this scam is John Bear, the San Francisco based publisher of a guide to higher education.

BBC: 'Fake doctor factory' awards degrees