Telebrineller
携带式布氏硬度测定仪
🗣️ 情景例句
After I finish my homeword, I usually watch TV for half an hour or so.
我做完作业后，通常看半个小时的电视。
He knows much who knows how to hold his tongue.
懂得缄默的是明白人。
What's the weather like in spring?
春季的天气怎么样？