Calsibar
钙硅钡合金(脱氧剂)
🗣️ 情景例句
555-9470…and it's busy….
555-9470……还是忙音 ……
Would you like me to get you something? What about some tea?
给我弄点什么东西呢？喝点茶好吗？
The deepest holes of all are made for oil, and they go down to as much as 25,000 feet.
在所有洞穴中，为寻找石油所钻的洞是最深的，这些洞可深达25，000英尺。