Methylenebis (mehdpo)
[化] 亚甲基双(二-2-乙基己基氧膦)
🗣️ 情景例句
Practice tenses as much as possible.
操练各种时态。
Certainly.
当然可以。
The dog's in the garden, too.It's running across the grass.
狗也在花园里。它正在草地上跑，