Neopelex
十二烷基苯磺酸钠
🗣️ 情景例句
Oh. I'm sorry.
噢，对不起。
I was so tired I couldn't keep up with her.
我太累了，跟不上她的步伐。
and the search for oil has done more to improve deep drilling than any other mining activity.
寻找石油比其他任何采矿业对改进深孔钻探作的贡献都要大。