🧩 词语组成解析
river
['rivə]
n. 河，江;溪，巨流;
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'll be fine.
她没有问题。
Good afternoon,Mr. Green.
午安，格林先生。
No problem! Tell me, do I have to take them before or after meals?
“那不难！告诉我，我是在饭前还是饭后吃呢？”