discourteous的反义词有：courteous, courteous。adj.discourteous的反义词（失礼的）：courteous。discourteous的反义词（其他释义）：courteous。...

source的第三人称单数（三单）为：sources...

n.小时，钟头，时间，时刻，固定时间，课时...

mourn的音标：mourn的英式发音音标为：[mɔ:n]mourn的美式发音音标为：[mɔrn]...

devour的一般过去时为：devoured...

sources的音标：...

court的第三人称单数（三单）为：courts...

It'suits the needs of various nourishments of the farm crop, and easy to use.复合肥适应作物多种营养成分的需要, 且便于使用....

adj.资源丰富的，富于机智的，有策略的，灵活多样，善于随机应变，诡计多端的，鬼点子很多的，有本领...

I was amazed by their discourtesy and lack of professionalism.他们的无礼和不专业让我震惊。He was insensitive to all kinds of discourtesy.他脸皮很厚,对随便什么侮辱都不在乎.She felt she had committed a discourtesy.她觉得自己做了一件不礼貌的事....

succour的复数形式为：succours...

n.魅力，诱惑力，魔力，迷人的美v.迷惑，迷住...

course的近义词/同义词有：channel, way, track, line, approach, direction, access, route, procedure, line, lesson, track, movement, platform, determination, channel, layer, method, way, technique, direction, plate, process, program...

Rumour has it that tickets were being sold for £300.据谣传，票卖到了300英镑。There's a nasty sort of rumour going around about it.关于这件事正有一则恶意的谣言在流传。If it's possible, track the rumour back to its origin.如果可能，应追查谣言的源头。...

discourtesy的复数形式为：discourtesies...

n.赛马跑道，赛马场( racecourse的名词复数 )，（赛马、赛车、赛跑的）跑道...

source的现在进行时为：sourcing...

By the late eighties their number had grown fourfold.到80年代末的时候，他们的数量已是原来的4倍。For a diagnosis of tularemia you need a fourfold increase in serum antibody levels.要诊断是兔热症,她的血清抗体等级需要有4个部分的增长.Electric hand is basic be electric...

n.小时数，以小时为单位的累计工作时间...

hourly的音标：hourly的英式发音音标为：['aʊəli]hourly的美式发音音标为：['aʊərli]...

Between them, they train over fifty horses in Lambourn.他们在兰伯恩总共驯了五十多匹马。...

discolour的一般过去时为：discoloured...

Miners have staged a two-hour token stoppage to demand better pay and conditions…矿工们举行了两小时的象征性停工，以要求提高工资和改善工作条件。Boats for hire: one shilling an hour.游船出租: 每小时一先令.The vessel docked in Swansea after a ten-hour crossing.轮船在...

sour的现在进行时为：souring...

The fourteenth century cathedral was reduced to a mass of rubble.这座14世纪的大教堂变成了一堆瓦砾。Two fourteenth-century manuscripts of this text are still extant.这个文本仍有两份14世纪手抄本存世。With the fourteenth century the real history of the Eu...

outpouring的复数形式为：outpourings...

n.偏爱，偏袒...

encourage的现在进行时为：encouraging...

n.沮丧，使人泄气的事物，阻止，劝阻...

v.在日记中记录（journalize的第三人称单数形式）...