Gf
[化] 凝胶过滤法; 凝胶过滤色谱法; 生长因子
🗣️ 情景例句
I suppose you want to apply to Columbia.
我猜想你会申请Columbia大学。
I ought to go to work now.
我应该现在去工作。
They are walking over the bridge.
他们正在过桥。