🧩 词语组成解析
river
['rivə]
n. 河，江;溪，巨流;
boulder
['bəuldə]
n. 卵石，圆石;巨砾，冰砾;漂砾;
🗣️ 情景例句
She is making steady progress in her learning.
她在学习中不断进步。
You really did it this time!
这下你可糟了！
and that their rims are clean and dry.
瓶口清洁干燥。