Gpc
[化] 凝胶渗透色谱法
🗣️ 情景例句
I'm exhausted. I had to work until 2 o'clock this morning.
我累死了。我一直得干到今天早上2:00。
Do you understand?
你明白了吗？
Glancing at his map, he informed us that the next village was a mere twenty miles away.
他瞥了一眼地图，告诉我们前面再走不到20英里就是一个村庄。