Interometer
[光]干涉仪
🗣️ 情景例句
A couple of weeks.
两、三个星期吧。
Please let me see them.
让我看看。
Mohandas Gandhi was born in India in 1869 and was married at the age of 13, following local custom.
莫汉达斯·甘地1869年出生于印度，按照当地的风俗，他13岁时就结了婚。