springboard的复数形式怎么写？

The document provided a springboard for a lot of useful discussion.这份文件引发出许多有益的讨论。He dived off the springboard and swam down to the shallow end.他从跳板跳下, 潜入水中, 游到浅水池边。Leaping is usually done with a springboard that catapul...

n.（有助于成功的）跳板，（跳水、体操等体育运动中的）跳板，踏板...

The 1981 budget was the springboard for an economic miracle.1981年的预算促成了一场经济奇迹的出现。It could provide a springboard to success.这可能是迈向成功的跳板。The document provided a springboard for a lot of useful discussion.这份文件引发出许多有益的讨论。...

springboard的音标：springboard的英式发音音标为：['sprɪŋbɔ:d]springboard的美式发音音标为：['sprɪŋbɔrd]...

球虫，球虫的...

n.地缘政治学者...

Some possibility because the agrochemical sprayed the excessiveness, the person ate and would poison.有些可能因为农药喷过度了, 人吃了会中毒.Don't burn stem silk, if long to pull excessiveness the silk will be injured by it.勿烫干丝绸, 如果牵...

桌球选手必须掌握双球连击.Billiards players have to master the cannon shot....

gravamen的复数形式为：gravamina...

outgrowth的音标：outgrowth的英式发音音标为：['aʊtgrəʊθ]outgrowth的美式发音音标为：['aʊtgroʊθ]...

Giotto的音标：Giotto的英式发音音标为：['dʒɔtəu]Giotto的美式发音音标为：['dʒɔto, 'dʒɑto]...

v.为…作序，开头（prelude的现在分词形式）...

“时兴”的拼音为：shí xīng...

n.男子的贴身男仆，（旅馆中洗熨衣服的）侍者，伺候客人停车、用车的人，衣帽架vt.做贴身男仆，为…管理衣物，替…洗熨衣服vi.伺候，服侍，清洗（汽车）...

He feels that he was destined to become a musician.他觉得自己注定会成为一名音乐家。He was a brilliant musician.他是一位才华横溢的音乐家。Rozhdestvensky is an extraordinary musician.罗日杰斯特文斯基是位出色的音乐家。...

whooped的音标：...

impecunious的音标：impecunious的英式发音音标为：[ˌɪmpɪ'kju:niəs]impecunious的美式发音音标为：[ˌɪmpɪ'kjuniəs]...

n.油炸（煎）锅，作油炸食品的人，可供油炸的食品（尤指嫩小鸡）( fryer的名词复数 )...

adj.杀兄弟的，同族互杀的...