vi.做細小而無用的事n.細小而無用的事，手工品...

The new runway is a billion-dollar boondoggle.新的機場跑道耗資10億美元，卻沒什么大用處。Our investment in water softeners was a boondoggle.我們在水軟化器上的投資打了水漂....

boondoggle的音標(biāo)：boondoggle的英式發(fā)音音標(biāo)為：['bu:nd?gl]boondoggle的美式發(fā)音音標(biāo)為：['bundɑgl]...

肉桂苯哌嗪...

My son had a tantrum and banged his fist on the ground.我兒子大發(fā)脾氣，一拳捶在了地上。I lost my temper and banged my book down on the desk.我大發(fā)雷霆，把書砰地往課桌上一摔。It is now high time he banged his colleagues' heads together.現(xiàn)在該是他敲打敲打同事們的...

n.停工，停止活動，臨時解雇，操作停止，失業(yè)期...

beset的反義詞有：release, release。vt.beset的反義詞（包圍）：release。beset的反義詞（其他釋義）：release。...

lame的一般過去時為：lamed...

The authors show that the hyperboloid of one sheet and the hyperbolic paraboloid are ruled surfaces.作者證實:單葉雙曲面和雙曲拋物面是直線曲面.The mathematical model of the hyperboloid twist drill was introduced.介紹了以旋轉(zhuǎn)單葉雙曲面作麻花鉆鉆尖后刀面的數(shù)學(xué)模型.The...

經(jīng)濟作物有胡麻 、 油菜 、 黃花 、 杏 、 蘋果等.Economic crops include flax, canola, yellow, apricot, apple and so on.胡麻是一種重要的油料作物.The flax is one of the important oil crops.胡麻籽中含有諸多的營養(yǎng)保健功能成分.Many nutrition health protection functional comp...

approximately的音標(biāo)：approximately的英式發(fā)音音標(biāo)為：[?'pr?ks?m?tli]approximately的美式發(fā)音音標(biāo)為：[?'prɑks?m?tli]...

他自己用桶板做了一只桶.He made a barrel with staves by himself....

airframe的音標(biāo)：airframe的英式發(fā)音音標(biāo)為：['e??fre?m]airframe的美式發(fā)音音標(biāo)為：['er?fre?m]...

PC的音標(biāo)：...

“礦業(yè)”的英語可以翻譯為：mining industry，mining...

看看這些紅色礦物顆粒, 它們具有雙晶以及完全解理.Look at these grains. They have twins and perfect cleavages.可用區(qū)內(nèi)不允許存在電學(xué)或光學(xué)雙晶.N o electrical or optical twinning shall be allowed in usable zones.斜長石通常呈白色,具有完全解理和聚片雙晶.Plagioclase is usually white ...

chalcocyanite的音標(biāo)：chalcocyanite的英式發(fā)音音標(biāo)為：[k?lk??'sa??na?t]chalcocyanite的美式發(fā)音音標(biāo)為：[k?lko?'sa??na?t]...