darken的现在进行时怎么写

vt.& vi.（使）变暗，（使）模糊...

darken的音标：darken的英式发音音标为：['dɑ:kən]darken的美式发音音标为：['dɑrkən]...

darken的一般过去时为：darkened...

darken的现在完成时为：darkened...

darken的第三人称单数（三单）为：darkens...

darken的反义词有：brighten, illuminate, lighten, brighten, lighten。vt. & vi.darken的反义词（变暗;变模糊）：brighten, illuminate, lighten。darken的反义词（其他释义）：brighten, lighten。...

occasional的近义词/同义词有：random, infrequent, unwonted, periodic, sporadic, seldom, intermittent, unfrequent, casual, unusual, irregular, odd, chance, fitful, effecting, impulsive, prompting, effectuating, germinal, driving, b...

他咬紧骨头,使劲地嚼.He closed his jaws on the bones and crunched.在被动手术时她咬紧了牙关.She clenched her teeth when she was operated on.他咬紧牙齿,灰色的眼光里闪出了坚决的意志.He set his teeth and his gray eyes fairly snapped their determination....

Arvo的音标：Arvo的英式发音音标为：['ɑ:vəʊ]Arvo的美式发音音标为：['ɑrvoʊ]...

forehand的反义词有：backhand, backhand。n.forehand的反义词（前方;正击）：backhand。forehand的反义词（其他释义）：backhand。...

arbitrager的音标：arbitrager的英式发音音标为：['ɑ:bɪtrɪdʒə(r)]arbitrager的美式发音音标为：['ɑbɪtrɪdʒə(r)]...

load的近义词/同义词有：charge, fill, stuff, weight, cargo, shipment, pack, burden, freight, sea, pest, stack, encumber, pressure, burden, shipment, tax, mass, cargo, oppression, freight, fill, handicap, oppress, pack, stuff, pock...

This action is caused in VCD and television industry blast a disturbance.此举在VCD及彩电业界引起阵阵骚动.Can you catalogue the VCD sets you sell and send me a copy?你能不能把你们出售的VCD机编成目录送我一份?VCD , loader shockproof foot , computer harddis...

The enthalpy is constant in the throttling process.节流过程焓不变.The latter may be used with bypass or throttling valves in the tower water pipework circuit.近来,可采用在冷却塔的水管系统中设置旁通阀或节流阀.He said the overvaluation of sterling was t...

n.亚美尼亚...

filmgraph的音标：filmgraph的英式发音音标为：['fɪlmɡrɑ:f]filmgraph的美式发音音标为：['fɪlmɡrɑf]...

colposcopy的音标：colposcopy的英式发音音标为：['kɒlpəskəpɪ]colposcopy的美式发音音标为：['kɒlpəskəpɪ]...

defensive的音标：defensive的英式发音音标为：[dɪ'fensɪv]defensive的美式发音音标为：[dɪ'fɛnsɪv]...

vi.敷衍，拖延，顺应时势，暂时同意...

n.愚蠢，糊涂...

接种疫苗的成本合计约60万美元。The cost of the immunizations was about $600,000 all told.这种疫苗的问世是医疗保健领域的重大突破。The vaccine represents a quantum leap in healthcare.医疗工作者宣传关于接种疫苗的好处.Health workers spread the word about the benefits of immu...