up to mischief 胡鬧 搗蛋up to here 達(dá)到飽和程度,達(dá)到厭倦程度,達(dá)到忍受不了的程度up to grade 符合標(biāo)準(zhǔn)up to dateness up to date adj. 最新的;最近的;現(xiàn)代的up to 一直到;相當(dāng)于;忙于…,在做…;由…決定的up time up till then 到那時(shí)為止 直至那時(shí)up tick up there 在那里;在天上up the wall adj. 惱火的up the spout 無(wú)可挽回;在典押中;在困難中up the pole adv. 進(jìn)退兩難up the duff 懷孕的up the creek 處于困境;懷孕;不正確的up the ante (賭牌)提出更多的要求;提高賭注加碼up talk up stroke up stream up state