Borazine
[化] 硼嗪
🗣️ 情景例句
About forty minutes, I think.
我想大约40分钟。
Not only did he make a promise, but he also kept it.
他不仅许下诺言，而且遵守了。
He did not look up from his desk when I entered.
我进去的时候，他连头也没抬。