Hartmann diaphragm
[机] 哈特曼光
🧩 词语组成解析
哈特曼(姓氏)
diaphragm
['daiəfræm]
n. <机> 隔板;<解>横隔膜;<物>光圈;快门;
adj. 光圈的，隔膜的;
🗣️ 情景例句
In China, Spring Festival is the biggest holiday of the year, but in the west Christmas is the biggest.
中国最大的节日是春节，西方最大的节日是圣诞节。
Nice to meet you.
很高兴认识你。
torn by the noise of the taxicabs, lorries and buses, and thronged ceaselessly by great crowds.
街道上充斥着汽油味和有毒气体，出租汽车、卡车、公共汽车的噪音刺耳难忍，络绎不绝的人群挤来挤去。