adj. cannular ; cannulate ; barrel-shaped
... Barrel-shaped 鼓形 ; 筒状的 barrel-shaped generator 圆筒形发电机 barrel-shaped pearl 桶状珍珠 ...
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圆筒状的根，在2厘米直径块根短，单或很少分枝。
Root cylindric, to 2 cm in diam. Caudex short, simple or rarely branched.
实质上活塞是一个在气缸中上下移动的圆筒状的塞子。
The piston is essentially a cylindrical plug that moves up and down in the engine cylinder.
直根长圆筒状的，根深具一纤细和拉长的茎达土壤表面。
Taproot long-cylindric, deep-rooted with a slender and elongated stem to soil surface.
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