Aperture
[ 'æpətʃɚ ]
第4级
其它 Other
n. 孔，洞;（照相机，望远镜等的）光圈;孔径;隙缝;
💡 词根助记
aper开+ture表名词 → 开口，孔
📝 例句
The quadratic aperture of the cat's-eye diaphragm is imaged too large.
猫眼光栏的方形光孔成象太大。
If the aperture is circular, a circular spot of light appears on the screen.
如果孔是圆形的，那么在屏幕上出现一圆形光斑。
We must not forget to open the aperture at the second contact.
在食既时不要忘记放大光圈。
Being cautious, he had made the aperture too small.
由于小心谨慎，他刚才把洞开得太小了。
We saw light through a small aperture in the wall.
我们透过墙上的小孔看到了亮光。
🌱 联想助记
【记】※ 谐音“哀伯车”:农民伯伯的扣蓬车上全是洞真让人悲哀
※ a-一,per-谐音“破”,ture-谐音“车”:一辆破车,因为裂缝了
✅ 同义词
🔤 词根
-point-表示“刺扎”
常见变体有-punct-、-pugn-
📖 牛津释义
aperture
n
1 narrow opening 窄孔; 隙缝.
2 (size of an) adjustable opening for admitting light into a camera （照相机的）光圈孔径（大小）
What aperture are you using? 你使用多大的光圈?
🔁 扩展释义
*['æpә,tjuә]n. 孔, 缝隙, 孔径【计】 窗孔; 小孔【医】 口, 孔
🏥 医学释义
①口径，孔径 ②小孔，开度
🌿 同词根单词
📖 同为「GRE」词汇
查看全部GRE词汇 ›🗣️ 情景例句
We must decide which one to buy.
我们必须决定要买那一台。
Four hundred! That's a lot of money. But, just this once. After all, this ball is very important.
400法郎！这倒是很大一笔钱。不过，就只这么一次。要知道，这次舞会很重要啊。
The characters on the paper were white, and the rest of the paper was black.
纸上的汉字呈白色，其余部分成黑色。