Pentamethylenetetrazole
戊撐四唑
??? 情景例句
He gave them to me to hold on to them
他給我戒指， 要我自己保管，
Whew! It's hot!
哇！好熱！
Beggars almost sell themselves as human being to arouse the pity of passers-by.
好像只有流浪漢是個例外，乞丐出售的幾乎是他本人，以引起過路人的憐憫。