Baritite
硫酸钡
🗣️ 情景例句
There's your sleeping bag.
这是你们的睡袋。
Thank you for your inquiry, but we cannot make you an offer right now because we are presently unable to obtain appropriate materials.
谢谢贵方询价，但我们不能马上发盘，因为目前我们得不到合适的原料。
The telephone rings and this marks the prelude to an unforeseen series of catastrophes.
这时电话铃响了。它预示着一连串意想不到的灾难的来临。