🧩 词语组成解析
里卡多(姓氏)
n. 雷耶斯（男子名）
🗣️ 情景例句
I don't know. The baby-sitter says she has a stomachache,
我不知道。临时保姆说她肚子疼.
We use service centers at major stores. They ship goods back to our national service center for repairs.
我们采用大店服务中心，他们可把产品运送到我们的国内服务中心维修。
By then, however, in many places the grass had already taken root.
然而到那时，很多地方的草已经生了根。