🧩 词语组成解析
[医] 蓟属
discolor
[dɪs'kʌlə]
vt. 使变色，使褪色;
vi. 变化，变色，褪色;
n. 变色，褪色，污染;
🗣️ 情景例句
You gave them to Richard.
你交给了Richard。
How much is it by registered mail?
挂号信要多少钱？
because this is easier to shape than other kinds.
因为燧石较之其他石头更容易成形。