燈的那顆玻璃
同樣是那個圓鼓鼓、往上收窄的形狀，只是換成玻璃做的，裡面發光。
light bulb · noun · B2
The glass part of an electric lamp that gives out light.
燈泡
核心畫面
Picture a rounded swelling that at one end — fat and smooth at the bottom, where it joins on. An onion has that shape; so does the glass part of a lamp. One way to hold the word is that it names the shape first, and the two things it points at are simply two things built that way.
可以想成：一個圓鼓鼓、往一端收窄的形狀——底下飽滿光滑，接上去的地方細下來。洋蔥是這個形狀，燈的那顆玻璃也是。一種理…更多收起
可以想成：一個圓鼓鼓、往一端收窄的形狀——底下飽滿光滑，接上去的地方細下來。洋蔥是這個形狀，燈的那顆玻璃也是。一種理解方式是：這個字先認的是形狀，它指到的兩樣東西，只是剛好都長成這樣。From the picture
Also in this word
plant bulb · noun · B2
A round plant part that you put in the soil so a flower or plant grows.
球莖
原始詞典資料7 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
bulbnoun/ˈbʌlb/
- 1
The bulb-shaped underground portion of a plant such as a tulip, consisting of a shortened stem and many fleshy scale leaves, from which the rest of the plant may be regrown.
- the plants which grow in the earth from seed or bulbs.
- Once it [a snowdrop variety] became established, some bulbs were lifted and passed on to be chipped (i.e. cut into small pieces and grown on).
- 2
datedanatomymedicineneuroanatomyThe medulla oblongata.
- 3
Any solid object rounded at one end and tapering on the other, possibly attached to a larger object at the tapered end.
- the bulb of the aorta
- 4
Any solid object rounded at one end and tapering on the other, possibly attached to a larger object at the tapered end.
- an incandescent bulb
- an LED bulb
- 5
nauticaltransportA bulbous protuberance at the forefoot of certain vessels to reduce turbulence.
- 6
obsoleteAn onion.
bulbverb/ˈbʌlb/
- 1
To take the shape of a bulb; to swell.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。