jiàoguān / dàhǎn / yī / shēng / lìzhèng / quántǐ / shìbīng / lìkè / tǐngzhí / shēntǐ

教官大喊一声“立正”，全体士兵立刻挺直身体。

The drill instructor shouted 'Attention!', and all the soldiers immediately straightened their bodies.