Chrysophenine
[建] 宜接菊黄, 二苯乙烯直接黄
🗣️ 情景例句
And nobody misses Philip's famous apple pie.
还有 没人再想到Philip着名的苹果派。
Don't be ashamed.
不要害羞。
a wave length (the horizontal distance between two wave crests),
波长（两个浪峰间的水平距离）