🧩 词语组成解析
river
['rivə]
n. 河，江;溪，巨流;
dolphin
['dɑlfɪn]
n. 海豚;（码头的）系船柱;
🗣️ 情景例句
Mrs. Stewart and I
Stewart太太和我
Please try to elucidate the facts.
请清楚的说明事实真相。
At the age of twelve years, the human body is at its most vigorous.
人体在12岁时是生命力最旺盛的时期。