Calvatic acid
[化] 马勃菌酸
🧩 词语组成解析
🗣️ 情景例句
How about guests?
来宾呢？
Fire that's closest kept burns most of all.
关得最紧的火，燃烧得最炽烈。
Fortunately, however, ancient men made tools of stone, especially flint,
然而， 幸运的是，远古人用石头制作了工具，特别是用燧石，