n. 中心，核心，精髓，果心，果核，[地质学]地核，[计] 磁心；vt. 去（果）核，挖去…的果心，提取岩芯（样品）；
[例句] Someone threw an apple core...
[例句] Peel the pears and remove the cores.
adj. 固体的，实心的，结实的，可靠的，可信赖的；n. 固体，立体图形，立方体；
[例句] ...the potential of greatly reducing our solid waste problem...
[例句] He did not eat solid food for several weeks.
n. 场面，现场，（戏剧的）一场，景色，风景，事件；
[例句] I found the scene in which Percy proposed to Olive tremendously poignant.
[例句] ...the opening scene of 'A Christmas Carol'.
vt.& vi. 写，写信，写作，作曲；
[例句] If you'd like one, simply write your name and address on a postcard and send it to us...
[例句] They were still trying to teach her to read and write...
n. 怀疑，疑虑，未确定；vt. 怀疑，疑惑；vi. 不确定，不能肯定或怀疑；
[例句] This raises doubts about the point of advertising...
[例句] I had my doubts when she started, but she's getting really good...
adj. 敏锐的，锋利的，狡猾的，聪明的，尖锐的；adv. 猛烈地，尖锐地，尖利地，偏高地；n. 升半音，尖头，骗子，内行，专家；vt. [音乐]把（音调）升高（半音）；vi. [音乐]升音演奏（或演唱）；
[例句] The other end of the twig is sharpened into a sharp point to use as a toothpick...
[例句] Using a sharp knife, cut away the pith and peel from both fruits...
vt. 减少，缩小，使还原，使变弱；vi. 减少，节食，蒸发，（液体）浓缩变稠；
[例句] It reduces the risks of heart disease...
[例句] Consumption is being reduced by 25 per cent...
n. 报告，成绩报告单，传闻，流言蜚语；vt.& vi. 报道，公布，宣告；vt. 告发，举报，使报到；
[例句] They had been called in to clear drains after local people reported a foul smell...
[例句] I reported the theft to the police...
adj. 松的，宽的，模糊的，散漫的，自由的；vt. 释放，不受约束地表达，松开，射出（子弹、箭等）；vi. 变得松散，发射导弹，开火；adv. 散漫地；n. 解放，放任，发射；
[例句] If a tooth feels very loose, your dentist may recommend that it's taken out...
[例句] Two wooden beams had come loose from the ceiling...
vt.& vi. 失败，不及格，倒闭，破产，缺乏，衰退；vi. 衰退，失败，不及格，破产，不足；vt. 不及格，使失望，忘记，舍弃；n. 失败，失误，不及格，不及格者，[商]期货交割失期；
[例句] The Workers' Party failed to win a single governorship...
[例句] He failed in his attempt to take control of the company...
n. 委员会，委员，[商]佣金，手续费，任命，委任，委任状；vt. 委任，授予，使服役，使（船）服役；
[例句] The Ministry of Agriculture commissioned a study into low-input farming...
[例句] You can commission them to paint something especially for you.
n. 蓝色，[复数]（美国海、陆、空三军穿的）蓝色制服，蓝颜料，[the blue(s)][用作单数或复数]布鲁斯（歌曲）（一种伤感的美国黑人民歌）；adj. 蓝色的，沮丧的，忧郁的，下流的；vt. 把…染成蓝色，使成蓝色，给…用上蓝剂，用上蓝剂于；vi. 变成蓝色，呈蓝色；
[例句] There were swallows in the cloudless blue sky...
[例句] She fixed her pale blue eyes on her father's.
n. 银行，（条形的）堆，（河的）岸，库存；vt.& vi. 堆积，筑（堤），将（钱）存入银
[例句] Which bank offers you the service that best suits your financial needs?...
[例句] I had £10,000 in the bank.
vt. 尊重，尊敬，关心，遵守；n. 尊重，恭敬，敬意，某方面；
[例句] I want him to respect me as a career woman...
[例句] He needs the advice of people he respects, and he respects you.
n. 平原，平地，[纺织业]平针，朴实无华的东西；adj. 平的，素的，清晰的，相貌平平的；adv. 清楚地，明白地，平易地，[用以加强语气]显然，完全地；vi. 发牢骚，诉苦；
[例句] In general, a plain carpet makes a room look bigger...
[例句] He placed the paper in a plain envelope...
adv. 现在，其时，立刻，（改变话题或要对方做某事前，引起对方注意）喂；adj. 现在的，当今的，现任的；n. 现在，目前，目前；conj. 由于，既然；
[例句] She's a widow now...
[例句] But we are now a much more fragmented society...
vt.& vi. （使）浮动，（使）漂浮，自由浮动；vi. 游荡；vt. 提出，提请考虑，（股票）上市；n. 彩车，漂浮物，浮板，浮有冰淇淋的饮料；
[例句] They noticed fifty and twenty dollar bills floating in the water.
[例句] ...barges floating quietly by the grassy river banks...
adj. 肥的，胖的，厚的，大量的；n. 脂肪，肥肉，动植物油；vt. 养肥，在…中加入脂肪；vi. 长肥；
[例句] I could eat what I liked without getting fat...
[例句] After five minutes, the fat woman in the seat in front of me was asleep.
n. 交换，交易，交易所，兑换（率）；vt. 交换，互换，兑换，交换，调换；vi. 交换，替换，进行易货贸易，作物物交换，[金融业]（货币）交换，兑换；
[例句] We exchanged addresses and Christmas cards...
[例句] The two men exchanged glances...
adj. 空的，空虚的，空洞的，空闲的，无效的，徒劳的，无聊的，愚蠢的，言语或行动空洞的；vt. （使）成为空的， 把…弄空，把…腾出来；vi. 成为空的，流空；n. 空车，空的东西；
[例句] The room was bare and empty.
[例句] ...empty cans of lager...