收缩

shōusuō

HSK 7

收缩 — shōusuō

1. to shrink; to contract; to pull back

   冬天衣服在洗完后有时会收缩。 dōngtiān yīfú zài xǐwán hòu yǒushí huì shōusuō — Clothes sometimes shrink after washing in winter.

2. (physiology) systole; the phase of the heartbeat when the heart muscle contracts

   医生解释说收缩期和舒张期分别对应心脏的两种运动。 yīshēng jiěshì shuō shōusuōqī hé shūzhāng qī fēnbié duìyìng xīnzàng de liǎngzhǒng yùndòng — The doctor explained that systole and diastole correspond to the two motions of the heart.