Silanion
硅负离子
🗣️ 情景例句
What's new?
有什么新鲜事？
See you on Monday.
星期一见。
After it had passed, they swam on as quickly as they could because they knew that the boat would soon return.
快艇过去之后，他们以最快的速度向前游去，因为他们知道快艇马上就要转回来。