英语词汇“be up on something”的意思、释义、用法及双语翻译-时代网

词汇	be up on something
释义	请查阅词条:be well up in/on something
随便看	at pains to do something at pains to do sth at pleasure at present a tragic commentary on a tragic commentary on something a tragic commentary on sth a train of a train of something a train of sth at random at regular intervals at rest atria atrial a tribute to a tribute to sb a tribute to somebody a tribute to something a tribute to sth a trick a trick ankle a trick knee a trick knee/ankle/shoulder etc a trick question 调唆调嗓子调嘴学舌调嘴弄舌调嘴调舌调回调坎(儿) 调处调头调头寸调子调岗调峰调幅调幅广播调干调干生调度调弄调式调御丈夫调性调息调情调戏

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