立正的英文：
come to attention
stand at attention

参考例句：

Stand at the salute
立正敬礼,立正致敬

I stand at attention.
我立正。

At ease! Attention!
稍息！立正！

The guards sprang to attention.
卫兵原地立正站好。

The soldiers stood at the salute.
士兵们立正敬礼。

Used as a command to assume an erect military posture.
(口令)立正用作要求军人立正姿势的口令

One of them stopped him, and made him stand at attention.
他们之中的一个人叫住他，让他立正。

The soldiers stood to attention while the governor was passing.
总督走过时，士兵们立正致意。

Qinghua gazed gratefully at her and stood at attention.
清华立正站着，感激地凝视着她。

He saluted with a click of his heels.
他立正敬礼,鞋后跟发出咔嗒一声.

come是什么意思：
v. 来；发生；开始；出现；变成；达到；来做；来取；来拿
int. 嗨，得啦，好啦

The bale will be coming.
不幸就要降临了。

Come on get with it!
好啦，时髦点儿吧！

Illness comes in by mouth and comes out by it
病从口入祸从口出

attention是什么意思：
n. 注意，留心，考虑，关心，修理
int. 立正! 注意!

At ease! Attention!
稍息！立正！

Attention, please!
请注意！

attentiveness n.
恳切；殷勤

stand是什么意思：
n. 站立；架，台；售货摊；看台；态度，立场；停止；抵抗；证人席；停车候客处v. 位于；维持原状；竖放；经得起；起立；持…态度；参选；站立；处于；高度为

Stand for governor
做州长候选人

The business is at a stand.
业务陷入停顿状态。

a standing army
常备军,5. 固定的,不能移动的,6. 【印】(版面)排好后保留的,n.1. 站立[U]2. 站立处[C]3. 身份;地位;名望[U]4. 名次表[P]5. 持续时间[U]