查询词典 planetary train

reverted epicyclic gear train：回归周转齿轮系

"回动阀","reversing valve" | "回归周转齿轮系","reverted epicyclic gear train" | "回归齿轮系","reverted gear train"

Cape Canaveral：卡纳维拉尔角(美国一火箭发射场)

bullet-train:high-speed train 高速火车 | Cape Canaveral 卡纳维拉尔角(美国一火箭发射场) | Challenger "挑战者"号航天飞机

vt. 训练：train n

trail vt. 跟踪,追踪;n. 足迹,痕迹,小路 | train n. 火车,列车,一连串,一系列;vt. 训练,培训 | trainee n. 受训者

annulus：圆环

Paramount Time Square采用这大圆包小圆的结构:圆环形行星轮系 (planetary gears) 推动着圆形恒星轮 (planet gear),而后者则与外圆环(annulus) 紧密啮合滑动,由于滚动的恒星轮齿数目比固定外圆环齿少四倍,

planetary gearing with small difference between the numbers of teeth：少齿差行星齿轮传动

宝石轴承 jewel bearing | 少齿差行星齿轮传动 planetary gearing with small difference between the numbers of teeth | 非圆齿轮传动 non-circular gearing

over billions of years：已历经了数十亿年

We really need a place where organic evolution is happening on a planetary scale,|我们确实需要一个... | over billions of years,|已历经了数十亿年 | but is not being ruined by the presence of life.|但还没...

chary, cautious, discreet, gingerly：小心的

79.普遍的:catholic, commune, cosmic, planetary, ecumenical | 80.小心的:chary, cautious, discreet, gingerly | 81.下降:descend, decelerate, downgrade, abate, recede, taper, lessen, attenuate

planetary companion：似行星伴天体

Perseus chimney 英仙通道 | planetary companion 似行星伴天体 | plateau phase 平台阶段

countershaft transmission：定轴式液力变速器

分流式液力变速器 split torque drive tranmisson | 定轴式液力变速器 countershaft transmission | 行星式液力变速器 planetary trnamission

countershaft transmissio：定轴式液力变速器

分流式液力变速器 split torque drive tranmisso | 定轴式液力变速器 countershaft transmissio | 行星式液力变速器 planetary trnamissio

dioptric：折射光学的

dioptre 屈光度 | dioptric 折射光学的 | dioptrics 折射光学

Saturdays are fun：星期六很有趣

6. Saturdays are fun.星期六很有趣. | fun 为不可数名词,"快乐,有趣",在此做表语. | That must be fun. 那一定很有趣.