“摩擦力”的英语？

活塞上涂了一层石墨以减小摩擦力。The pistons are graphite-coated to reduce friction.润滑油能减小摩擦力.Oil can reduce friction.这种自行车的设计成功地减少了风的阻力和摩擦力。The design of the bicycle has managed to reduce the effects of wind resistance and drag....

hypermedia的音标：hypermedia的英式发音音标为：[ˌhaɪpə'mi:diə]hypermedia的美式发音音标为：[ˌhaɪpər'midiə]...

circulate的一般过去时为：circulated...

yardstick的复数形式为：yardsticks...

n.猜测( supposition的名词复数 )，推测，假定，猜想...

“货郎”的英语可以翻译为：itinerant pedlar，street vendor ...

dowdy的近义词/同义词有：messy, sloppy, seedy, mussy, untidy, shabby, sloppy, messy, shabby, mussy, untidy, seedy。adj.dowdy的近义词（寒酸的;懒散的）：messy, sloppy, seedy, mussy, untidy, shabby。dowdy的近义词（其他释义）：sloppy, messy, shabby, mussy, unt...

seep的现在完成时为：seeped...

dab的音标：dab的英式发音音标为：[dæb]dab的美式发音音标为：[dæb]...

固氮菌科...

The snails are no larger than one centimetre across.这些蜗牛体宽不超过1厘米。Most species live off aquatic snails.绝大多数种类以吃螺为生。I think I'll try the snails for lunch — I'm feeling adventurous today.我想我午餐要尝一下蜗牛——我今天很想冒险....

n.气氛，布景，周围环境，“ambiance”的变体...

adj.潜在的，含蓄的，基础的，表面下的，下层的，[法]优先的v.优先于(underlie的ing形式)，构成…的基础（或起因），引起...

...an average operating profit of 15% to 16% of sales, not counting administrative expenses.不包括管理开支在内，销售营业利润平均为15%到16%I'm counting on you to help me through!我正指望你帮忙帮到底呢！He was counting slowly under his breath...他轻声地...

“慢性地”的英语可以翻译为：chronically ...

foe的近义词/同义词有：opponent, adversary, enemy, aggressor, opponent, enemy, adversary, offense, combatant, antagonist。n.foe的近义词（敌人;对手）：opponent, adversary, enemy。foe的近义词（其他释义）：aggressor, opponent, enemy, adversary, offense, com...