生物医药大词典
英文: B. Two side by side thin lines.
中文: 两条并排的细线。英文: Let's study together. Make progress side by side.
中文: 让我们一起学习英语，互相激励，共同前进。英文: They embraced and walked away side by side.
中文: 他们拥抱着，肩并肩离开了。英文: We walk on the street side by side.
中文: 我们肩并肩走在街上。英文: The cow's tail flicked from side to side.
中文: 牛尾巴轻轻地左右摇摆.