Folling's disease
[医] 费林氏病, 苯丙酮酸性精神幼稚病
🧩 词语组成解析
🗣️ 情景例句
When you go to a new school it takes a while to know the ropes.
到一所学校读书要花一段时间熟悉情况。
A servant is known by his master's absence.
主人不在可以看出仆人的品行来。
That's neat.
这很好。