bulb
英[bʌlb]
美[bʌlb]
- n. 球茎；电灯泡；球状物
CET4 TEM4 IELTS GRE 考 研 TOEFL CET6
详细释义
- 【植】球根，鳞茎，球茎；鳞茎植物
- 球状物，鳞茎状物（如温度计的球部）
- 电灯泡，灯泡
- 电子管；真空管
- 水银球
- 烧瓶
- 测温包
- 【解】球，扁桃腺
- 快门
- 圆顶车壳
- 【海】球形船首
- 生球茎
- 膨胀成球状，肿成球，形成球状
- 起皱
n. (名词)
- [C]球茎 a round root of certain plants
- [C]电灯泡 pear-shaped glass container for the filament of an electric light
n. (名词)
英英释义
Noun:
-
a modified bud consisting of a thickened globular underground stem serving as a reproductive structure
-
electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity
-
a rounded part of a cylindrical instrument (usually at one end);
"the bulb of a syringe"
-
anything with a round shape resembling a teardrop
-
lower or hindmost part of the brain; continuous with spinal cord; (`bulb' is an old term for medulla oblongata);
"the medulla oblongata is the most vital part of the brain because it contains centers controlling breathing and heart functioning"
-
a rounded dilation or expansion in a canal or vessel or organ
双语例句
- 1. A 40 watt bulb would be quite sufficient and would not obtrude.
- 40瓦的灯泡完全够亮了，并且不会晃眼。
来自柯林斯例句
- 2. An efficient bulb may lighten the load of power stations.
- 一个节能灯泡也许就能减轻发电站的负荷。
来自柯林斯例句
- 3. This makes the total cost of the bulb and energy £27.
- 这使灯泡与电费合计为27英镑。
来自柯林斯例句
- 4. The naked bulb was directly over his head.
- 裸露的灯泡正好在他的头顶上方。
来自柯林斯例句
- 5. an unshaded light bulb
- 没有灯罩的电灯泡
来自《权威词典》
- Onions and lilies grow from bulbs.
洋葱和百合是从球茎中长出的。 - This light bulb has gone.
这灯泡不亮了。 - The light bulb imploded.
这灯泡是向内侧爆裂的。 - I can see clearly that the filament in the bulb is broken.
我可以很清楚地看到灯泡里的细丝断了。
用作名词 (n.)
- We'll have to change the bulb again.
我们又得换个灯泡了。 - The bulb of the eye is important for us.
眼球对于我们来说是非常重要。
用作名词 (n.)
用法讲解
n. (名词)
- bulb的基本意思是“球状物,球茎”,如百合、洋葱、郁金香等植物的地下茎。引申可指“球状物,电灯泡”。
用作名词 (n.)
动词+～
- break a bulb 打碎灯泡
- buy a bulb 买灯泡
- change a bulb 换灯泡
- make a bulb 生产灯泡
- clear bulb 透明的灯泡
- faulty bulb 有毛病的灯泡
- flash bulb 闪光灯泡
- light bulb 灯泡
- neon bulb 霓虹灯
- tulip bulb 郁金香球茎
- glare of a bulb 耀眼的灯光
相关词汇
- corm 球茎
- rhizome [植]根茎
- tuber 块茎
- storage organ 贮藏瀑
- underground part 地下部,地下部分...
- seed 种子
- lamp 灯
- incandescent lamp 白炽灯,白热灯...
- lightbulb 电灯泡
- light bulb 电灯泡
- medulla oblongata 延髓
- medulla 髓质
- electric light 电灯
【近义词】
大家正在查
Copyright © 2023 256查询网 All Rights Reserved
