Catecholborane
儿茶酚硼烷
🗣️ 情景例句
With two bedrooms?
有两间卧室吗？
Pile the hay in the corner.
把干草堆到边上。
Suddenly someone shouted.'It's two minutes past twelve! The clock has stopped!'
“已经12点零2分了！那钟已经停了！”