Bulb
[ bʌlb ]
第3级
其它 Other
n. 球茎，块茎植物;电灯泡;[解剖学]肿块;
📝 例句
It's a bulb pressure tester for detecting battery leaks.
这是检测电瓶漏气用的胶球压力试验器。
The bulb has burned out.
灯泡烧坏了。
a naked electric bulb
无灯罩的灯泡
The apparatus consists of a bulb of known volume and valve block or manifold.
仪器由一个已知体积的球管和一个阀组或管网所组成。
This light can be used to illuminate a glass bulb containing sodium vapour.
可以用这种光来照射一个含有钠蒸气的玻璃泡。
🌱 联想助记
【串】bulk(容积)很大的bull(公牛)两个眼睛像bulb(灯泡)
【记】※ bulb-电灯泡,bulk-体积:电灯泡的体积越来越来越大
※ bu-拼音“不”,lb-拼音“喇叭”:这是一个电灯泡,不是个喇叭
※ bu-拼音“不”,lb-拼音“溜冰”:溜冰场的灯泡坏了,不可以溜冰了
🔤 词根
📖 牛津释义
bulb
n
=>illus 见插图.
1 thick rounded underground stem of certain plants (eg the lily, onion, tulip) sending roots downwards and leaves upwards 球茎（如百合、洋葱、郁金香等植物的地下茎）. =>illus at App 1 见附录1之插图, page ii.
2 (also `light bulb) pear-shaped glass container for the filament of an electric light 电灯泡: change a bulb 换灯泡
a 60-watt light bulb 60瓦的灯泡.
3 object shaped like a bulb, eg the bulging end of a thermometer 球茎状物（如温度计球状的一端）.
🎯 考研助记
包包”（谐音） 球形物 bulb(n.球形物)→bubble(n.气泡)的变体
🔁 扩展释义
*[bʌlb]n. 球茎, 电灯泡【医】 球, 鳞茎, 球茎
🏥 医学释义
电珠，灯泡，球管
🌿 同词根单词
📖 同为「高中」词汇
查看全部高中词汇 ›🗣️ 情景例句
Well, I wasn't clear about my future,
我对自己的未来当时也不清楚，
How long is the street?
这条街有多长？
He had had a long and uncomfortable trip, for he had been confined to the wooden box for over eighteen hours.
他经历了一次漫长而又难受的旅程，因为他在那木箱里闷了18个多小时。