🧩 词语组成解析
river
['rivə]
n. 河，江;溪，巨流;
red
[red]
adj. 红色的;（脸）涨红的;烧红的;红头发的;
n. 红色;红衣服;红颜料;红葡萄酒;
gum
[ɡʌm]
n. 口香糖;树胶;黏胶;牙龈;
vt.& vi. 胶合;涂以树胶;使…有粘性;
🗣️ 情景例句
She is unwilling to participate.
她不愿意参加。
I really don't know.
我真的不知道。
An Indian came into the waiting room, and walked quickly to the doctor's door.
一个印度人走进候诊室，快步朝医生的门口走去。