约一约有多重seehow: adv. 1.怎样,怎么(=in what manner ...much: adj. (more; most) 〔用于修饰不可数名词 ...it: it2 pron. (sing. Nom. ...weigh: n. 【航海】 = way 〔仅用于下列习语中〕: un ...sth weighs much: 某物很重下载手机词典可随时随地查词查翻译