Diameter
[ daɪ'æmɪtɚ ]
第3级
其它 Other
n. 直径，直径长;放大率;
💡 词根助记
dia穿过，二者之间+meter测量→穿过两者之间测量→直径
📝 例句
The diameter and the circumference of a circle correlate.
圆的直径与圆周互相关联。
Each telescope would be 100 meters in diameter.
每个望远镜的直径为100米。
It is a stainless steel tube about 2cm in diameter.
它是直径约2厘米的不锈钢管。
Ring's diameter increases as we move away from the apex of the cone.
诸圆环的直径自圆锥顶逐渐增大。
The bolt has a diameter of 1cm.
螺栓直径为1厘米。
🌱 联想助记
【记】※ di-拼音“地”,a-一,meter-米:这块地直径一米
※ di-拼音“弟”,a-一,meter-米:弟弟量出这个直径为一米
※ dia-前缀“通过、穿过、完全”,meter-测量:穿过圆心可测量圆的面积的线→直径
***联想记忆词汇***
有dialect口音的华佗经过和关公的dialogue,diagnose出了关公的偏头痛,于是dictate偏方,不小心被dictatorial曹操听见,曹操diction委婉的要求华佗给自己也看看,然而这一次竟然和关公的药方的diagram的diagonal下方有一味药不同,多疑的曹操一怒之下杀了华佗
✅ 同义词
🔤 词根
dia-表示“贯穿”
📖 牛津释义
diameter
n
(length of a) straight line connecting the centre of a circle or sphere, or of the base of a cylinder, to two points on its sides 直径
the diameter of a tree-trunk 树干的直径
a lens that magnifies 20 diameters, ie makes an object look 20 times longer, wider, etc than it is 放大20倍的透镜. =>App 5 见附录5. =>illus at circle 见circle之插图.
🎯 考研助记
d(大)+i(我)+a(一)+meter(米):这胖子真胖， 直径大我一米长 dia(通过)+meter(线):通过圆心的线- 直径 网友：agent 补充：
🔁 扩展释义
*[dai'æmitә]n. 直径【医】 直经, 径
🌿 同词根单词
📖 同为「CET-4」词汇
查看全部CET-4词汇 ›🗣️ 情景例句
A lot of people can't tell the difference between an American accent and a Canadian accent.
许多人分不出美国口音和加拿大口音的差别。
I simply don't know. He may have plans, but he hasn't yet spoken to me about them.
我一点儿都不知道。他也许有计划，但他还没跟我谈他的想法呢。
How many instruments do you play?
你能演奏多少种乐器？