Ggf
abbr. 全球网格论坛（Global Grid Forum）；绿色资助基金（Global Greengrants Fund）；神经胶质生长因子（glial growth factor）
🗣️ 情景例句
Then, in college, I became good at it.
然后， 在大学， 我变得很精于数学。
A clean hand wants no washing.
身正不怕影子斜。
The skins were used for making tents and water containers.
还可以用野牛皮制作帐蓬和装水的容器。