背面的

There is gum on the back of a stamp.

邮票的面有胶水。

We seal the back of envelopes.

我们把信封的面封上。

Join the blue wool onto the end of the gold pattern and work the same stitches into the back.

色图案边织上蓝毛, 面也用同样的方法来织。

Join the blue wool on the end of the gold pattern and work the same stitches into the back.

制图案边织上蓝毛, 面也用同样的方法来织。

Antennae of B. tabaci are made up of scapus, pedicle and flagella that the latter consist of 1-5 segments and most of the antennal sensilla lie on its outer, upper and lower surfaces.

扫描电镜观察结果表明，烟粉虱触角由柄节、梗节和1～5节鞭节组成，绝大部分触角感受器分布触角的面、腹面和外侧面。