Pulvic acid
[化] 普耳文酸; 枕酸
🧩 词语组成解析
🗣️ 情景例句
I have good eyesight.
我的视力挺好。
Education has for its object the formation of character.
教育的目的在于培养品德。
not only the means of sustenance,
这不仅是谋生的手段，