Co-operator
n. 合作者；合作社社员
📖 牛津释义
co-operator
n.
🧩 词语组成解析
[医] 钴(27号元素)
🗣️ 情景例句
Don't cross that bridge till you come to it.
没到河边，先别操心怎么过桥。
What will you do to help protect our environment from being seriously polluted?
你将为帮助保护我们的环境免遭到污染做些什么呢？
As they had brought a spear gun with them, they had plenty to eat.
由于他们随身带了一支捕鱼枪，因此，吃饭不愁。