Four-circle diffractometer
[化] 四圆衍射仪
🧩 词语组成解析
four
[fɔr]
num. 四;四个;第四;
n. 四的;四个一组之物;
n. [光] 衍射计
🗣️ 情景例句
I want to welcome Harry and his daughter Michelle
我想对Harry和他女儿Michelle
If you swear you will catch no fish.
咒骂无益，于事无济。
'You'll soon learn English!' he said.
“您会很快学会英语的！”他说。