枪口

守卫在边境哨所隐蔽工事中的神枪手，透过高倍光学瞄准镜把枪口十字线牢牢对准了潜伏在树丛里的可疑目标。

shǒu wèi zài biān jìng shào suǒ yǐn bì gōng shì zhōng de shén qiāng shǒu, tòu guò gāo bèi guāng xué miáo zhǔn jìng bǎ qiāng kǒu shí zì xiàn láo láo duì zhǔn le qián fú zài shù cóng lǐ de kě yí mù biāo.

The sharpshooters guarding the hidden fortifications at the border post firmly aimed their muzzle crosshairs at the suspicious target lurking in the trees through a high-power optical sight.