Biospectroscope
活组织分光镜
🗣️ 情景例句
in the school and loving every minute of it.
在学校 ，且乐此不疲， 时时如此。
Tears are the silent language of grief.
眼泪是悲哀的无声言辞。
We must stress that these payment terms are very important to us.
我们必须强调这些付款条件对我们很重要。