Balkstone
含杂质的层状灰岩
🗣️ 情景例句
It's so calming.
好宁谧 。
Chains of gold are stronger than chains of iron.
金链锁人比铁炼更牢靠。
For example, you can send information abroad immediately, but mailing a letter might take a week or so.
例如，你能够马上发送信息到国外，但寄一封信可能要大约一周的时间。