Diaxone
[医] 二轴突细胞
🗣️ 情景例句
A little going-away present.
一个小小的临别礼物。
Which one is heavier?
哪一个是较重的？
While the men had been working inside the ship, the air-line had been giving off oxygen.
当工人们的在船舱里干活时，供气管一直在排放氧气。