螺丝 螺絲

    luósī

    1. Nounscrew

    1.这把椅子松了,得拧紧螺丝。Zhè bǎ yǐzi sōng le, děi nǐng jǐn luósī.This chair is loose; I need to tighten the screws.

    2.他花了半小时把新买的书架组装好,拧紧了所有螺丝。Tā huā le bànxiǎoshí bǎ xīn mǎi de shūjià zǔzhuāng hǎo, nǐng jǐn le suǒyǒu luósī.He spent half an hour assembling the new bookshelf, tightening all the screws.

    3.维修工把松动的螺丝全部换掉,机器终于恢复了正常运转。Wéixiū gōng bǎ sōngdòng de luósī quánbù huàn diào, jīqì zhōngyú huīfù le zhèngcháng yùnzhuǎn.The mechanic replaced all the loose screws, and the machine finally returned to normal operation.