单词 血管缩小 例句 DEFINITIVE EXAMPLES 权威例句〔vasoconstriction〕Constriction of a blood vessel, as by a nerve or drug.血管缩小:血管的缩小,如由于紧张或药物美国传统〔vasoconstrictor〕Something, such as a nerve or drug, that causes vasoconstriction.血管...