change的第三人称单数（三单）为：changes...

launch的现在完成时为：launched...

monarch的复数形式为：monarchs...

A gale was blowing and the sea was choppy.狂风大作，海面上波浪起伏。The sea began getting choppy.大海开始变得波涛起伏.The choppy waves made handling the boats a tricky operation that day.那天在滔滔的波浪里驾驶小舟着实费了一番手脚....

chum的现在进行时为：chumming...

The encouragement of a friend spurred Chris into switching jobs.在一位朋友的鼓励下，克理斯换了工作。Estonia is switching to a market economy.爱沙尼亚正在向市场经济转轨。Check all your wiring before switching on the current.开启电流前检查所有的电线路....

The leaves are inclined to scorch in hot sunshine.叶子在酷热的阳光下容易枯黄。If any of the spray goes onto the lawn it will scorch the grass.这种喷雾剂向草坪上轻轻一喷，就会使草枯黄。I could not wash away the mark of the scorch.我洗不掉这焦痕....

n.脂褐黄质...

hypostoichiometry的音标：hypostoichiometry的英式发音音标为：[haɪ'pɒstwɑ:tʃɪəmɪtrɪ]hypostoichiometry的美式发音音标为：[haɪ'pɒstwɑtʃɪrmɪtrɪ]...

hypercharge的音标：hypercharge的英式发音音标为：['haɪpətʃɑ:dʒ]hypercharge的美式发音音标为：['haɪpəˌtʃɑdʒ]...

henchman的复数形式为：henchmen...

The programme opened with the overture to Wagner's Flying Dutchman.节目以瓦格纳的歌剧《漂泊的荷兰人》的序曲开场。The Dutchman began to think it was getting beyond a joke.荷兰人开始认为这事不足闹着玩儿的了.If he's only twenty - five , I'm a Dutch...

Trenchard的音标：...

染色质增加...

in charge的音标：in charge的英式发音音标为：[in tʃɑ:dʒ]in charge的美式发音音标为：[ɪn tʃɑrdʒ]...

n.民族、部落、殖民地等的统治者...

isochronic的音标：isochronic的英式发音音标为：[aɪsɒk'rɒnɪk]isochronic的美式发音音标为：[aɪsɒk'rɒnɪk]...

vt.使去同步，使失同步...

v.（马）大声咀嚼( champ的过去式 )...

preach的第三人称单数（三单）为：preaches...

古生菌类...

n.蟹状肿...

branching的音标：branching的英式发音音标为：['brɑ:ntʃɪŋ]branching的美式发音音标为：['brɑntʃɪŋ]...

锰铁锌矾...

The leaves are inclined to scorch in hot sunshine.叶子在酷热的阳光下容易枯黄。Make it aleatoric burn, then it can scorch a heart.让它任意燃烧, 那它就会把一颗心烧焦.If any of the spray goes onto the lawn it will scorch the grass.这种喷雾剂向草坪上轻轻一喷，就会使草枯黄。T...

lunch的现在进行时为：lunching...

hydropsychotherapy的音标：hydropsychotherapy的英式发音音标为：[haɪdrəsaɪkə'θerəpɪ]hydropsychotherapy的美式发音音标为：[ˌhaɪdrə'saɪkoʊ'θerəpɪ]...

细支气管扩张...

Several of the delays were caused by the new high-tech baggage system.几次延误都是由新的高科技行李传送系统造成的。They struggled to limit the cost by enforcing a low-tech specification.他们通过实施低技术规格拼命限制成本。There has been a shift from smokestack ...

adj.坚定的，坚固的，忠诚的，可靠的，不漏水的vt.止住，止血...