🧩 词语组成解析
[化] 白栎皮; 栎
[医] 脑白质
🗣️ 情景例句
Dad was a busy doctor,
爸爸是个很忙的医生，
We waved until the car was out of sight.
我们挥手直到汽车消失。
It was the first joy I had known for years.
我豁然开朗了。这是我多年来第一次感到高兴的事了。