Chemicoparasitic theory
[医] 化学寄生学说(关于龋齿形成)
🧩 词语组成解析
🗣️ 情景例句
You're Peggy Pendleton!
是Peggy Pendleton！
Kind words are worth much and cost little.
口头方便不费力。
Then he lent me a book.
之后还借给我一本书。