P-leucaniline
[化] 三对氨苯基甲烷; 副品红隐色基
🗣️ 情景例句
He has an old head on young shoulders.
他年轻又有见识。
Do not sell the bear's skin before you have caught the bear.
熊未到手休卖皮（勿过早乐观）。
No, I'm English.
不，是英国人。