Valve cylinder

valve [vælv]

n. 阀;真空管;（管乐器的）活栓;（心脏的）瓣膜; vt. 装阀于;以活门调节;

cylinder ['sɪlɪndɚ]

n. 圆柱;圆筒;圆柱体;气缸;

cylind卷+er表名词 → 圆柱体

She was playing with the idea of studying abroad.

她有出国留学的念头，但并非很认真。

I suppose he was sick.

我猜他大概是病了。

The mammoth has now been restored in the Palaeontological Museum in Leningrad. Other animals were trapped in tar pits, like the elephants, sabre-toothed cats, and numerous other creatures that are found at Rancho la Brea,which is now just a suburb of Los

这头长毛象已被修复，现存于圣彼得堡古生物学博物馆。有的动物掉进天然沥清坑里被保存下来，如在兰桥。拉。布里 -- 现在是洛杉矶的郊区发现的大象、剑齿虎和许多其他动物。