sustain的解释，在云词典中sustain是什么意思？

sustain

[sәs'tein]
vt.
支撑, 撑住, 维持, 持续

A method of objecting that admits the facts of the opponent's argument but denies that they sustain the pleading based upon them.
抗辩一种表示反对的方法即：同意对方论据中的事实，但是否定对方基于这些事实的辩护
A piece of negotiable paper representing a fictitious financial transaction and used temporarily to sustain credit or raise money.
空头支票代表虚构的金融交易的可转让票据，暂时用于维持信贷或筹集钱款
Entombed as her is, the playwright can count on room service to sustain the slender thread life.
尽管那位剧作家已是半截入土的人了，但他仍可依靠旅馆送茶饭到住房的服务维持他那微弱的生命。