art. ①[不定冠詞](非特指的)一個(支,只,張,架,臺,本):She has an apple and a pear.她有一個蘋果和一個梨。②表示種類:A square has four sides.正方形有四條邊。③每個,任何 一個:Abike has two wheels.(一輛)自行車有兩個輪子。④(加于人名、頭銜之前...[繼續閱讀]

    ad.向后;后退地:She walked aback to pick up her books.她走回去把書拾了起來。take sb. aback使某人吃了一驚:His unexpected manner took me aback.他出乎意料的態度使我嚇了一跳?！蝏e taken aback吃了一驚:I was taken aback by what I saw.眼前所見讓我吃了一驚。...[繼續閱讀]

    v.放棄;拋棄: The sailors abandoned the ship because it was sinking.船員們離開了正在下沉的船。...[繼續閱讀]

    n.能力;才能:a man of great ability 一個能力很強的人She has the ability to do it,but she is lazy.她有能力做那件事情,但是她懶得去做。...[繼續閱讀]

    a.①(用作表語)能;會:I am able to swim.我會游泳。②(用作定語)有能力的;有才干的:He is an able man.他是個有能力的人。be able to能;會:She is not able to come because of rain.因為下雨她不能來。...[繼續閱讀]

    suf.表示“可能的,易于,適于具備…性質的”,如eatable(可吃的),suitable(適當的),agreeable(使人愉快的)。...[繼續閱讀]

    ad.在船(車、飛機)上:The captain is aboard.船長在船上。prep.在船(車、飛機)上:Its time to go aboard the ship.上船的時間到了。All aboard,please! 請各位上船!...[繼續閱讀]

    v.廢除;取消:They abolished slavery.他們廢除了奴隸制。Many people want to abolish war.很多人都想取消戰爭。...[繼續閱讀]

    v.大量存在;富有;充滿:Or-anges abound here all the year round.這里一年到頭都有很多橙子。abound in富于:The river abounds in fish.這條河里魚多。...[繼續閱讀]

    prep. ①周圍;四周:They walked about the street.他們在街道上走來走去。②關于;對于:Please tell me something about your trip.請告訴我一些關于你旅行的情況。③在身邊:Have you any money about you?你身上有錢嗎?ad.①四處:He likes to run about.他喜歡到處跑。...[繼續閱讀]