Paraformldehyde
[医] 多聚甲醛
🗣️ 情景例句
Good-bye.
再见。
The smith is making shoes for a horse while braining his cat.
铁匠在煅马蹄铁时，他的猫听得头铛铛作响。
it must be known to any kind of radio astronomer in the universe.
这个频率是宇宙中任何射电天文学家都应该熟悉的。