Srel
abbr. Savannah River Ecology Laboratory 撒哈拉生态实验室; space radiation effects laboratory 空间辐射影响实验室
🗣️ 情景例句
I cannot forgive myself for not seeing my mother when she was sick in bed.
母亲病的时候我没能去看她，为这件事我永远不能原谅我自己。
This part of the country is very heavily populated.
这个国家这一部分人口很密集。
Which boy?
哪个男孩？