Nif
gene[生化]固氮基因
🗣️ 情景例句
What are your hours?
你是几点到几点上班？
To wait patiently for the protesters to move
耐心地等待示威队伍离去
'Whatever are you doing up here Bill?' asked the vicar in surprise.
“你究竟在这上面干什么，比尔？”牧师惊讶地问。