Polyanion
聚阴离子
🗣️ 情景例句
I'll bring the dog over by nine.
我在九点之前把狗送来。
This soup has a nice taste.
这道汤真好喝！
It threatened to surround him completely, but Tazieff managed to escape just in time.
眼看就要将他团团围住，但塔捷耶夫还是设法及时逃离了。