Dibutalin
[建] N-二级丁基-4-三级丁基-2,6-二硝基苯氨
🗣️ 情景例句
Things are looking up.
情况在好转。
Would you mind closing the window for me?
能帮我关一下窗户吗？（你介意关下窗户吗？）
No one can match us so far as quality is concerned.
就质量而言，没有任何厂家能和我们相比。