Butex
[化] 二(β-丁氧乙基)醚; β,β'-二丁氧基二乙醚
🗣️ 情景例句
Many students are working at part time jobs.
许多学生兼职打工。
The lumberjack sweats as he cuts down a tree.
伐木工人边砍树边擦汗。
Dressed in dark glasses and old clothes, they had taken special precautions so that no one should recognize them.
他们戴着墨镜，穿着旧衣裳，特别小心以防别人认出他们。