Kodalk
柯达尔克显影剂, 偏硼酸钠
🗣️ 情景例句
It's a good investment.
这是一项好投资。
Is the departure time on schedule?
起飞时间准时吗？
The workers all wear thick clothes and glassed over their eyes.
工人们作都穿着厚厚的衣服并且戴着眼镜。