Para-aminobenzenesulfonic acid
[建] 磺氨酸
🧩 词语组成解析
[经] 帕拉
🗣️ 情景例句
It's a piece of cake.
这是小菜一碟。
Got all in a panic.
惊恐万分。
Since that time, racing drivers have reached speeds over 600 miles an hour.
从那时以来，赛车选手已达到每小时600英里的速度。