track的现在完成时怎么写

Pezzo takes tight turn downhill as spectators line the side of track.佩佐下山急转弯,观众站在赛道旁观看.With eleven thousand employees, it's very difficult to keep track of them all.对于一支1.1万人的员工队伍，很难及时了解到所有有人的动态。Dozens of miles of r...

track的近义词/同义词有：artery, trajectory, air, orbit, turn, course, tour, path, lap, line, tack, way, walk, flight, loop, route, lane, beat, round, rut, cut, trench, groove, wheel, gutter, cutting, jog, trot, furrow, channel, t...

track的近义词有：hunt, explore, track, seek,pursue, follow, chase, hunt, trace, track, trail。下面这些动词均含"搜索，寻找"的含义：hunt：一般指寻找所需的物件，或对罪犯的搜寻，特指追猎。explore：一般指对未知事物或新生事物的探索、观察与研究。track：侧重按一定线索追查出结果。seek：语义庄重，语气强，使用广。多暗示做出很大努力去寻求某人或物。...

track的复数形式为：tracks...

track的音标：track的英式发音音标为：[træk]track的美式发音音标为：[træk]...

track的现在进行时为：tracking...

track的一般过去时为：tracked...

track的第三人称单数（三单）为：tracks...

Dozens of miles of railway track have been torn up.好几十英里的铁轨被毁坏了。Across the river the railway track ran up to the pithead.铁轨跨过这条河直达矿井口。The job needs someone with a good track record in investment.这项工作需要有良好投资业绩的人来担当。...

n.小路，小道，痕迹，踪迹，轨道，音轨，方针，路线vt.跟踪，监看，监测，追踪vi.沿着轨道前进，沿着一条路走，旅行，位于一队列中...

日蒸发率是评价高真空多层绝热杜瓦保冷性能最重要的技术参数.Daily evaporation rate is an important technology parameter to evaluate the heat - insulating property of cryogenic dewar....

v.（政党决定政策或推举竞选人的）核心成员( caucus的过去式 )，决策干部，决策委员会，秘密会议...

bowled的音标：...

“邪念”的拼音为：xié niàn...

“烦闷”的英语可以翻译为：e unhappy，be worried，irritancy ...

Herod in Jerusalem impatiently awaited the return of the wise men.希律王在耶路撒冷等候博士们回来,等得不耐烦了.Herod called all his priests and said, Where was Christ born?希律王召来所有的祭司说:“基督在那里降生? ”King Herod found no cause in this man.希律王在这人身上找...

二黄原酸...

此反应得到的产物为二烷基苯基丙二酸酯的碱金属盐衍生物.The immediate products of this reaction are alkali - metal derivatives of dialkyl phenylmalonates.以丙二酸做为调控剂,得到纤维状的碳酸钡晶体.Barium carbonate crystal with fiber structure was prepared from malonic a...

“实干家”的英语可以翻译为：doer ...

pleasures的音标：...

Methods: Using the whole mount in situ hybridization with a digoxigenin labeled probe.方法采用地高辛标记探针的整体胚胎原位杂交方法....

“下颌骨”的英语可以翻译为：jawbone，submaxilary，[医] mandible，mandibula ...

exchange的复数形式为：exchanges...

negation的反义词有：affirmation, affirmation。n.negation的反义词（否定;反对;不存在）：affirmation。negation的反义词（其他释义）：affirmation。...

Six awl make a shoemaker.六个鞋砧，练出一个鞋匠。It was fun to play with an awl.玩钻子是件很有趣的事." But of course, " the captain said. " To begin with, I use an awl. "“ 好吧, ” 上尉说道, “ 首先, 我用的工具是钻子. ”AWL algorithm is also superior to other L...