frown的现在进行时为：frowning...

downfall的复数形式为：downfalls...

n.丑角，小丑，乡下人，笨拙粗鲁的人，经常闹笑话的人，小气鬼，守财奴v.扮小丑，闹笑话，说笑话，逗趣...

v.以较小尺寸设计（或制造），缩小（汽车等的）外部尺寸( downsize的过去式和过去分词 )...

v.（在已播种有另一种作物的土地上）套种（晚栽作物）( undersow的过去式和过去分词 )，sow的过去分词...

v.打倒，推翻( overthrow的过去分词 )，使终止...

完全[坦白]供认，老实交代...

downshift的一般过去时为：downshifted...

get down的音标：get down的英式发音音标为：[ɡet daun]get down的美式发音音标为：[ɡɛt daʊn]...

n.触地得分，着陆，降落...

n.（调制肉汁用的）棕色着色剂，褐化...

He rode uptown and made his way to Bob's apartment.他乘车前往城外鲍勃的公寓。Susan continued to live uptown.苏珊继续住在市郊。They live in an apartment uptown.他们住在市郊的一套公寓。...

clampdown的音标：clampdown的英式发音音标为：['klæmpdaʊn]clampdown的美式发音音标为：['klæmpˌdaʊn]...

godown的音标：godown的英式发音音标为：['gəʊdaʊn]godown的美式发音音标为：['goʊdaʊn]...

The best thing to do when entering unknown territory is smile.踏入未知地带最好的对策就是微笑。It is not unknown for valuable display items to go, ahem, missing.贵重的展品，呃哼，丢失的话，会众人皆知。Ignorance of people brings fear, fear of the unknown.人们的...

Its $25m reserve fund had been run down to around $8m.其2,500万美元的储备金已被减少到了800万美元左右。The property business could be sold or run down.可售出或削减房地产业务。The old man was run down by a big lorry.那个老人被一辆大卡车撞倒了....

downshift的现在完成时为：downshifted...

n.镇( town的名词复数 )，（生活、工作或刚提到的）城镇，城镇居民，商业中心[闹市区]...

disown的第三人称单数（三单）为：disowns...

（使）慢下来，（使）生产缓慢， （使）变得迟钝...

n.淘刷，下切侵蚀...

downshift的音标：downshift的英式发音音标为：['daʊnʃɪft]downshift的美式发音音标为：['daʊnˌʃɪft]...

She dusted herself down and left to build her own career.她重振旗鼓去开创自己的事业了。Try to support each other when one of you is feeling down.当有人觉得情绪低落时，要努力相互打气。One of the office girls was down with the flu.一位女职员得了流感。...

flown的音标：flown的英式发音音标为：[fləʊn]flown的美式发音音标为：[floʊn]...

We turned to see the approaching car slow down.我们转身看见驶近的车慢慢停下。Slow down! Whoa!慢点！停！You have to slow down your car at the crossing.在十字路口,你得放慢速度....

弄明确，迫使…明确表态...

down的现在完成时为：downed...

甘受（挫败等）...

vt.着褐色，使成淡黑...

townhouse的音标：townhouse的英式发音音标为：['taʊnhaʊz]townhouse的美式发音音标为：['taʊnhaʊz]...