prep.1橫過(guò)，穿過(guò)：a bridge across a river橫跨河兩岸的橋2在…的對(duì)面：across the street街的對(duì)面ad.1橫過(guò)，穿過(guò)：The footbridge swayed when I ran across.當(dāng)我跑過(guò)天橋時(shí)，橋晃個(gè)不停。2寬，闊：The river is 50 meters across.河寬50米。...[繼續(xù)閱讀]

    vi./vt.1行動(dòng)，做：Think before you act!三思而后行!/She acts like a born leader.她的舉止象個(gè)天生的領(lǐng)導(dǎo)。2起作用：Does the drug take long to act?這藥要很久才能起作用嗎？3表演：Don’t act the fool.不要裝傻。/She plans to act Lady Macbeth in the play.她計(jì)劃...[繼續(xù)閱讀]

    n.1行動(dòng)，行動(dòng)過(guò)程：an action film動(dòng)作片/take action采取行動(dòng)2(on)作用：the action of sunshine on plants陽(yáng)光對(duì)植物的作用...[繼續(xù)閱讀]

    a.1活躍的，敏捷的，積極的：an active member of a club俱樂(lè)部的積極參加者2在活動(dòng)中的：an active volcano活火山...[繼續(xù)閱讀]

    n.活動(dòng)，活躍：social activities社會(huì)活動(dòng)...[繼續(xù)閱讀]

    n.男演員：Best Actor最佳男演員...[繼續(xù)閱讀]

    n.女演員：Best Actress最佳女演員...[繼續(xù)閱讀]

    a.實(shí)際的，事實(shí)上的，真實(shí)的：actual cost實(shí)際費(fèi)用/the actual state現(xiàn)狀【辨析】actual,realactual用于強(qiáng)調(diào)所說(shuō)的地點(diǎn)、人或物是正確的，真實(shí)的：His actual name is Daniel.他的實(shí)際名字是丹尼爾。actual只用在名詞前作定語(yǔ)，不能作表語(yǔ)，不能說(shuō)...[繼續(xù)閱讀]

    ad.實(shí)際上：Actually I knew nothing about it.實(shí)際上，我對(duì)這事一無(wú)所知。...[繼續(xù)閱讀]

    vt.1使適應(yīng)，使適合：He adapted himself to the cold weather.他適應(yīng)了寒冷的天氣。2改編，改寫：The movie was adapted from a popular novel.這部電影是由流行小說(shuō)改編的。【短語(yǔ)】adapt to/adapt…to適應(yīng)：adapt to cold weather適應(yīng)寒冷天氣/adapt oneself to new...[繼續(xù)閱讀]