Sliding-vane vacuum pump
[化] 滑板式真空泵
?? 詞語(yǔ)組成解析
a. 滑行的, 變化的\\n[機(jī)] 滑動(dòng)
n. 風(fēng)向標(biāo), 風(fēng)信旗, 變化不定的事物\\n[機(jī)] 輪葉, 葉
pump
[p?mp]
n. 抽水機(jī);打氣筒;泵;輕軟舞鞋;
v. 用泵輸送 ;涌出;急速搖晃;盤問(wèn);
??? 情景例句
A house like this in Riverdale costs double the price.
在Riverdale像這樣的房子價(jià)格要貴一倍。
This nation is noted for its advanced technology.
這個(gè)國(guó)家以先進(jìn)科技聞名。
'I might as well have them,' I said sadly.
“我還是買下的好，”我垂頭喪氣地說(shuō)。