Cascade tube
[医] 级联管
🏥 医学释义
级联（X 射线）管
🧩 词语组成解析
🗣️ 情景例句
Thank you everyone. Thank you very much.
谢谢大家，非常感谢你们！
May I help you?
要我帮忙吗？
Following in his father's footsteps many years later, Sir Malcolm's son, Donald, also set up a world record.
很多年之后，马尔科姆爵士的儿子唐纳德踏着父亲的足迹，也创造了一项世界纪录。