Osmic acid
[化] 锇酸\\n[医] 锇酸
🧩 词语组成解析
a. 锇的, 四价锇的\\n[医] 锇的
🗣️ 情景例句
Haven't I seen you before?
我以前没见过你吗？
It is the first step that costs.
万事开头难。
may have left an automatic messenger behind to await the possible awakening of an advanced civilization.
很可能会在离开太阳系时留下自动化信息装置，等待先进文明的觉醒。