在英语中，”period” 这个词除了表示时间的单位外，还可以用在许多固定搭配中，使表达更加地道和生动。以下是一些常见的固定搭配，以及如何使用它们来让你的表达更地道：
1. Period of time: 这是最常见的搭配，表示一段时间。例如：
– “We spent a period of time discussing the project.”
– “During this period of time, I learned a lot.”
2. Come to a period: 表示结束或达到终点。例如：
– “The meeting came to a period at noon.”
– “Her career came to a period after the accident.”
3. Periodic: 表示定期的、周期的。例如：
– “The company has a periodic review of its policies.”
– “The Earth has a periodic orbit around the Sun.”
4. Periodic table: 特指化学中的元素周期表。例如：
– “Chemists study the periodic table to understand elements.”
– “The periodic table is organized by atomic number.”
5. Period at the end: 表示句子的结束。例如：
– “Always use a period at the end of a sentence.”
– “She wrote the report and put a period at the end.”
6. Period piece: 指某一时期的作品或事物。例如：
– “The painting is a period piece from the 19th century.”
– “This novel is a period piece that reflects the culture of the era.”
7. Periodontist: 牙周病专家。例如：
– “I need to see a periodontist for a gum infection.”
– “The periodontist cleaned my teeth thoroughly.”
通过使用这些固定搭配，你可以让你的英语表达更加地道和自然。掌握这些搭配不仅可以帮助你更准确地使用 “period” 这个词，还可以提升你的整体英语水平。