weigh sth against sth 是什么意思

weigh sth against sth 是什么意思 match sth against/with Plot a graph of sth against sth warn sb.against (doing)sth. sth是什么意思? protect sth.from sth.和protect sth.against sth.有什么区别? compete against /eith sb.(in sth.) (for sth.) 造句 argue for/against sth./ding sth.怎么看 the reason against to do sth 还是doing sth 有be against sb doing sth 么? 有be against sb doing sth 是be against for sb/sth还是be against sb/sth?请陈述理由.