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
you know how Dad is always talking about
知道爸爸时常谈起
Best wishes! The same to you.
致以最良好的祝愿。
Among these I would list string and brown paper, kept by thrifty people when a parcel has been opened, to save buying these two requisites.
这些东西中我想举出线绳和包装纸为例。节俭的人们打开包裹后便把这两样必备的东西收藏起来。省得日后去买。