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
First of all, it's been improved. And it's bigger, although it's more expensive.
首先，它已作了改进。而且机子较大，尽管价格贵些。
We are trying to collect money for a wildlife project.
我们正在设法募集资金搞一个野生动物项目。
In the beginning they used to carve Chinese characters on stones to record important dates in history.
开始时，他们常把汉字刻在石头上，记载历史上重要的日期。