您要查找的是不是：
- This is a popular book introducing the principles of relativity. 这是介绍相对论的书，是普及本。
- This is a very popular name for a girl. 这是一个非常普通的女孩名字。
- This is a very popular diner in the area. 这个餐厅在这一带很受欢迎。
- I am well aware that this is a tough job. 我深知这是一件棘手的工作。
- This is a novel tailored to popular taste. 这是一本为迎合大众口味而创作的小说。
- This is a highly efficient new heating system. 这是个高效的新取暖系统。
- "People's police work for the people." This is a popular saying among the Chinese people. “人民警察为人民”，是中国老百姓的流行语。
- This is a popular question that western employers like to tastemaker candidates nervous! 你最大的缺点是什么？西方老板特别爱问这个问题，让面试者感到很紧张。
- This is a sort of indeterminate color. 这是一种说不清的颜色。
- I know this is a popular media symbol of a brave man against the evil commie power. 我知道，这是一个流传广泛的针对邪恶GCD力量的勇敢标志。
- This is a popular Buddhist Northern Dynasties period, the imaging industry developed a specific performance. 这是北朝时期佛教流行、造像业发达的一个具体表现。
- This is a coat of her own making. 这是她亲手做的外衣。
- This is a good place for a picnic. 这是一个野餐的好地方。
- This is a question that they have often debated. 这是个他们常讨论的问题。
- This is a task well within your ability. 这完全是你力所能及的工作。
- I certify that this is a true copy. 我证明这是真副本。
- This is a book for young and old (alike). 这本书老少咸宜。
- This is a hotel that is popular with sophisticates. 这是一个世故者喜欢的酒店。
- This is a kind of lavender-water. 这是一种熏衣草香水。
- This is a kind of metallic paint. 这是一种有金属光泽的涂料。
