centerboard什么意思？

centerboard的音标：centerboard的英式发音音标为：['sentəˌbɔ:d]centerboard的美式发音音标为：['sɛntɚˌbɔrd, -ˌbord]...

You should put down the centerboard about 10 cm during downwind.跑尾风时你应该将稳向板放下去10厘米....

Antarctica has always inspired grandiose schemes.南极洲总是激发人们的宏伟设想.Have grandiose aims but puny abilities, great ambition but little talent.眼高手低, 志大才疏.Have grandiose aims but puny abilities,great ambition but little talent....

天文学家能够测定每颗恒星的亮度。An astronomer can determine the brightness of each star.这颗恒星的表面温度估计在零下75摄氏度左右。The star's surface temperature is reckoned to be minus 75 degrees Celsius.这些恒星一定是形成于100到150亿年前。The stars must have formed...

The opposition leader has regularly discomfited him in parliament.反对派领导人常搞得他在国会中下不来台。Will wanted to do likewise, but felt too discomfited.威尔也想照着做，但觉得太难堪了。He was discomfited by the unexpected questions.意料不到的问题使得他十分尴尬....

v.大吃大喝( gormandize的现在分词 )...

语音不清...

abbr.International Florists (telegraphic service) 国际种花人（电报服务）...

杀丝虫药...

saline的音标：saline的英式发音音标为：['seɪlaɪn]saline的美式发音音标为：['seɪlin]...

fillip的复数形式为：fillips...

technologies的音标：...

ectropium的音标：ectropium的英式发音音标为：[ekt'rəʊpɪəm]ectropium的美式发音音标为：[ekt'roʊpɪrm]...

splash的一般过去时为：splashed...

“风景”的近义词/同义词：景色, 景致, 风物, 景物, 风光, 景象, 得意, 光景, 境遇。...

stir up的音标：stir up的英式发音音标为：[stə: ʌp]stir up的美式发音音标为：[stɚ ʌp]...

Tampering with a single enzyme can lead to untoward effects elsewhere.破坏一种酶可能会导致在别处出现异常。Untoward circumstances prevent me from being with you on this festive occasion.有些不幸的事件使我不能在这欢庆的时刻和你在一起.An inkling of untoward deeds ...