convex什么意思解释？

In adults its contour may be straight, slightly concave or slightly convex.成人肺其形状可以是直的, 轻微凹下或轻度突出.A convex lens is used to concentrate rays of light.凸透镜用于聚集光线.Convex analysis, Lagrangian relaxation, non differentiable op...

convex的音标：convex的英式发音音标为：['kɒnveks]convex的美式发音音标为：['kɑnveks]...

I wouldn't say your stomach was big — it's just slightly convex.我不会说你的肚子大——它只是有点凸出.Its convex border should project far into the right lower lung field.其凸出缘应深深地突入右下肺野内.A convex lens is used to concentrate rays ...

convex的反义词有：concave, concave。adj.convex的反义词（凸面的）：concave。convex的反义词（其他释义）：concave。...

“上斜”的拼音为：...

insufficiency的音标：insufficiency的英式发音音标为：[ˌɪnsə'fɪʃənsɪ]insufficiency的美式发音音标为：[ˌɪnsə'fɪʃənsi]...

n.润滑物，加油者...

Now all joined in solemn stentorian accord.现在,在这庄严的,响彻云霄的和声中大家都联合在一起了.a stentorian voice洪亮的声音He bellowed in a stentorian voice.他用洪亮的声音大声喊叫。Stentorian snores came from the shadows - Chen Yueh - ngo's elder brother, a...

n.（事业等的）接管，（经营权等的）接收，验收，收购...

In her dying days the old Queen unbent a little.在临死的那些日子里，年迈的女王态度稍缓和了一些。At the party even the professors unbent and told jokes.在晚会上,连教授们也变得轻松随和,讲些笑话.Trees with straight unbent trunks make the best lumber.树干笔直的树木是最好的木材材料....

forewords的音标：...

“十音节”的英语可以翻译为：decasyllable ...

When allowable laytime has been exceeded ship shall remain on demurrage until completion of loading.当合同内装运期已超出,则开始计算逾期费直至装运完毕....

stagnant的近义词/同义词有：still, sluggish, inert, inactive, asleep, dormant, inert, inactive, static, sluggish, still, vegetable。adj.stagnant的近义词（停滞的;不活泼的）：still, sluggish, inert, inactive。stagnant的近义词（其他释义）：asleep, dormant, ine...

halfhour的音标：halfhour的英式发音音标为：['hɑ:fhaʊər]halfhour的美式发音音标为：['hɑfhaʊər]...

allegorical的音标：allegorical的英式发音音标为：[ˌælə'ɡɒrɪkl]allegorical的美式发音音标为：[ˌælɪ'ɡɔrɪkəl, -'ɡɑr-]...

antiquarian的音标：antiquarian的英式发音音标为：[ˌæntɪ'kweəriən]antiquarian的美式发音音标为：[ˌæntɪ'kweriən]...

defenders的音标：defenders的英式发音音标为：[dɪ'fendəz]defenders的美式发音音标为：[dɪ'fendəz]...

preserve的现在完成时为：preserved...