防线

Our tanks have breached the enemy defences.

我方坦克车突破了敌的线。

Grimsby sliced through Swindon's defence.

格林姆斯比轻松突破斯温顿的线。

At Genappe, an effort was made to wheel about, to present a battle front, to draw up in line.

在热纳，有还企图回转去建立线，去遏止，堵。

Experts said that antemarital examination, pregnancy testing and prenatal care is the prevention of disease, birth of the three lines of defense.

专家称，婚检、孕检和产前检查是预、优生优育的三道线。