I accepted his challenge to run a race.我接受了和他赛跑的挑战.I run a race the wind. hula, I always run ahead of wind.我和风赛跑. 呼啦, 我总是跑在风的前面....

槭素...

trace的一般过去时为：traced...

Lovelock's principled nonconformity can be traced to his childhood.洛夫洛克自成一套的特立独行可以追溯到他的童年时期。They traced the van to a New Jersey car rental agency.他们查出面包车属于新泽西州的一家租车行。Explorers traced the Nile River to its several he...

乙酰香豆素...

棒轮藻科...

The drug can be transferred to the baby via the placenta.毒品会通过胎盘传给胎儿。Starch grains present in the embryo sac and placenta are utilized by the embryo.存在于胚囊和胎座中的淀粉粒为胚胎所利用.Funicle ( funiculus ) The stalk attaching the ovule...

美人蕉科...

adj.可追踪的，起源于...

isopropylacetone的音标：isopropylacetone的英式发音音标为：[aɪsəp'rɒpaɪləstəʊn]isopropylacetone的美式发音音标为：[aɪsəp'rɒpaɪləstoʊn]...

游动放线菌科...

replace的音标：replace的英式发音音标为：[rɪ'pleɪs]replace的美式发音音标为：[rɪ'ples]...

Meliolaceae的音标：...

commonplace的近义词/同义词有：undistinguished, regular, standard, humdrum, workaday, stock, ordinary, usual, routine, average, general, pedestrian, run-of-the-mill, everyday, mediocre, typical, platitudinous, bromidic, hackneyed,...

处于和平状态，处于平静的状态，故去，死去...

n.苯亚甲基丙酮...

n.蕾丝( lace的名词复数 )，透孔织品，鞋带，系带v.系牢，系紧( lace的第三人称单数 )，给（书、讲话等）润色，给（饮料等）掺（少量的酒、药、毒药等），给（鞋、靴等）穿鞋带...

Williams faces life in prison if convicted of attempted murder.如被判谋杀未遂，威廉斯将面临终身监禁。The faces of the two conspirators gave the game away.这两个共谋者的表情泄漏了秘密。Their two faces were hardly more than eighteen inches apart.他俩的脸相隔还不到1...

The sarcoplasmic reticulum is a system of intracellular membranes.肌浆网属于细胞内膜系统.In order to fuse, intracellular vesicles have to move within the cell.为了融合, 细胞内的囊泡必须在细胞内运动.The reactions may be extracellular or intracellular...

backspace的现在完成时为：backspaced...

complacent的音标：complacent的英式发音音标为：[kəm'pleɪsnt]complacent的美式发音音标为：[kəm'plesənt]...

Excuse me, where's the Summer Palace?打扰了, 请问颐和园在哪儿?Everyone must be familiar with the old favourite among roses, Crystal Palace.大家一定都很熟悉玫瑰中的老牌名品“水晶宫殿”。The young princesses were taken back to the palace.年轻的郡主们被接回宫里.O...

adj.可耻的，丢脸的，不光彩的，不名誉的，丑，臭...

愈创油醛...

adj.撕裂的，割碎的，受伤的v.撕伤，刮伤( lacerate的过去式和过去分词 )，伤害（感情等）...

metacetaldehyde的音标：metacetaldehyde的英式发音音标为：[metəsɪ'tɔ:ldɪhaɪd]metacetaldehyde的美式发音音标为：[metəsɪ'tɔldɪhaɪd]...

He wore leg braces after polio in childhood.他幼时得过小儿麻痹症后双腿安上了支架。The table is shaky because the braces are loose.这张桌子摇摇晃晃,因为支架全松了.You don't need braces if you're wearing a belt!要系腰带,就用不着吊带了....

grimace的第三人称单数（三单）为：grimaces...

efface的一般过去时为：effaced...

race的复数形式为：races...