vt (1)支撐(support sth with sth)[T+n+adv(up)]：～up the wall/a damaged fence/the sides of an old house/a sagging floor 支撐墻壁/破損的籬笆/舊房子的墻壁/下陷的地板; The fire damaged the building so badly that it had to be～d up. 房子著火，毀得很嚴(yán)重，必須把它支撐起來。 〖同〗 hold，support;〖反〗burden，crush，overturn;
(2)加強(qiáng)(strengthen)[ T+n+adv (up)]：～up the farm prices/the dollar 扶持農(nóng)產(chǎn)品價(jià)格/美元;～up one's argument加強(qiáng)自己的論點(diǎn);The government～d up the business with extra money.政府用額外的資金來加強(qiáng)貿(mào)易?！纪絟old，support;〖反〗burden，crush，overturn;
n支柱(wooden beam to support sth)[C]：Several～s were set against the declining wall. 用一些木樁支撐傾斜的墻。