Baroid
特制重晶石粉, 巴罗德加重剂
🗣️ 情景例句
Has the container arrived in Sydney yet?
货柜已经到达悉尼了吗？
To play with his son
和儿子玩耍
The key to a solution of that problem lay in an everyday observation.
可以从我们的日常生活观察中找到这个问题的答案。