Phosphorimeter
磷光计
🗣️ 情景例句
I know, Grandpa.
我知道 ，爷爷。
My brother got up earlier than I did.
与我做了比，我的兄弟早起床了。
In 1898 a law was passed which meant that all people above a certain age were paid a weekly old-age pension.
1898年通过了一项法令，规定一定年龄以上的人全都可以按周领取"老年养老金。