Alkylogen
烷基卤, 卤代烷
🗣️ 情景例句
Are all the terms here acceptable to you?
这里所有的条款你都能接受吗？
He is playing on the see-saw in the yard.
他正在院子里玩跷跷板。
Do you want beef or lamb?
您要牛肉还是要羔羊肉？