Fulvic acid
棕黄酸，褐菌素; 富里酸
🧩 词语组成解析
🗣️ 情景例句
I was late because I had a flat tire.
我来晚了，因为我的车坏了。
It doesn't make any difference.
都一样。
They sting or bite without provocation; they fly uninvited into our rooms on summer nights, or beat ageist our lighted windows.
它们无缘无故地又叮又咬；夏天的晚上，它们未经邀请便飞到我们房间里，或者对着露出亮光的窗户乱扑乱撞。