Sillar
n. [地]未固结熔灰岩, 未固结火山凝灰岩
🗣️ 情景例句
You really miss your family, don't you?
你非常惦念你的家人是吗？
The staff in this shop is very helpful.
这家商店的店员很热心。
'A fire extinguisher, my dear,' answered the Ambassador drily.
“灭火器弄的，亲爱的，”大使冷冷地回答，