The heart has valves to let blood flow in and out of it.
心脏有瓣膜控制血液流进流出.
《简明英汉词典》
Doctors used to let blood when people got fever.
过去,当人发烧时医生就给他们放血.
辞典例句
Doctors used to let blood from people to lessen a fever.
过去医生以放血来减轻热度.
辞典例句
Doctor used to let blood from people to lessen a fever.
过去医生以放血来降低轻热度.
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He was let blood.
他抽过血了.
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Let blood drown the weak!
让血海淹没弱者巴!
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In olden times , in the case of fevers, the physician always let blood from the patient.
古时, 医生碰到病人患各种热病时,总是给病人放血.
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Valves in the heart may not close properly and let blood leak backward.
首先心脏的瓣膜可能不能正常闭合,进而导致血液反向渗漏.
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The challenger seemed to be outclassed, although he was the first to let blood.
虽然挑战者道德使对方受伤, 但他似乎很容易被击败.
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