Airdropp
v. 空投[粮食等]
🗣️ 情景例句
Would you please try to keep quiet at this hour?
这么晚了，你能不能尽量保持安静。
This small table is good.
这张小桌很不错。
Even more processes are never patented at all but kept as secret processes.
更多的工艺过程根本就不会取得专利权，而是作为秘方保存着。