flapper什么意思？

The invention relates to swing flapper used to kill mosquito and fly.本发明涉及一种用于捕杀蚊蝇的蚊甩子.And theoretical basis is presented to further apply nozzle - flapper valve to two - stage electro - hydraulic servo valve .较快的响应速度;为进...

flapper的音标：flapper的英式发音音标为：['flæpə(r)]flapper的美式发音音标为：['flæpɚ]...

On the table sat a box decorated with little pearl triangles.桌上有一只用珠子串成的小三角形作装饰的盒子。This design is in pastel colours with three rectangles and three triangles.这一设计由淡色的3个长方形和3个三角形构成。The bed linen is patterned in stylish ch...

Woodside的音标：Woodside的英式发音音标为：['wʊdsaɪd]Woodside的美式发音音标为：['wʊdˌsaɪd]...

“软骨疣”的英语可以翻译为：[医] chondrophyte，chondrophyton，enchondrosis ...

adj.破旧的，衣衫褴褛的，卑鄙的，悭吝的，低劣的，下流的...

grayer的音标：grayer的英式发音音标为：[ɡ'reɪər]grayer的美式发音音标为：[ɡ'reɪər]...

amido的音标：amido的英式发音音标为：[ə'mi:dəʊ]amido的美式发音音标为：[ə'midoʊ]...

have an easy steerage顺手The ship went with easy steerage.这条船容易操舵。He was re - elected for his miraculous steerage of the country through an economic disaster.他奇迹般地引导该国渡过了一场经济灾难,因此再度当选.But He , that hath the steerage of my ...

abandonee的音标：abandonee的英式发音音标为：[əˌbændən'i:]abandonee的美式发音音标为：[əˌbændə'ni]...

foreline的音标：foreline的英式发音音标为：['fɔ:rlaɪn]foreline的美式发音音标为：['fɔrlaɪn]...

只需拧一下阀门，气囊就能重新密封。The bag is resealed with a simple twist of the valve.他换掉了坏阀门。He replaced a dud valve.送料管干干净净, 所以我担心要是油不通过喷嘴, 阀门一定有毛病.The feed - pipe is as clean as a whistle, so I'm afraid, if the oil is not gettin...

n.停止，中止，故障，阻塞，堵塞，扣留...

allergen的复数形式为：allergens...

布替那明...

dormitory的复数形式为：dormitories...

hearths的音标：...