Bulb
01
球茎, 鳞茎
the ball-shaped root of some plants that grows anew every year
例子
The gardener dug a hole and gently placed the bulb of an onion into the soil.
园丁挖了一个洞，轻轻地把洋葱的球茎放入土壤中。
02
灯泡, 电灯泡
a glass enclosure containing a filament or other light-emitting element, producing illumination when electrically powered
例子
He replaced the old bulb with a new LED one.
他用一个新的LED灯泡替换了旧的。
03
球, 延髓
the lower part of the brain, continuous with the spinal cord
例子
Damage to the bulb can be fatal.
延髓损伤可能是致命的。
04
灯泡, 膨胀部分
a rounded enlargement at one end of an instrument or tool, often serving as a grip or functional part
例子
The bulb of the syringe contains the liquid to be injected.
注射器的球部含有待注射的液体。
05
灯泡, 膨大部
a rounded swelling, dilation, or expansion in a tube, canal, or organ
例子
The bulb of the urethra is enlarged in certain conditions.
尿道的球部在某些情况下会扩大。
06
灯泡, 球茎
any object with a rounded, often teardrop-like shape
例子
The sculpture had a bulb at its base.
雕塑的底座有一个球茎。
词汇树
bulblet
bulblike
bulbous
bulb
