Cartox
混碳杀(环氧乙烷(10％)二氧化碳(90％)混合剂)
🗣️ 情景例句
the copy of Richard's book on my desk?
在我桌上那本Richard的书 好吗
Without all the facts, Helen could only conjecture a solution.
由于事实还没有全部完备，海伦只能臆测解决的方法。
It's Jim. He's in that tree. He can't get down. Can you help him?
是吉姆，他在树上，下不来了，你能帮他吗？