N-butane
[化] 正丁烷
🧩 词语组成解析
butane
[['bju:tein]]
n. 丁烷\\n[医] 丁烷
🗣️ 情景例句
At what time?
几点？
Hello, it's a pleasure to meet you all.
你们好，很高兴见到大家。
If we remain inveterate smokers, it is only because we have so often experienced the frustration that results from failure.
如果我们烟瘾大，戒不掉，那是因为屡戒屡败，失去信心。