time standard的用法和样例：
例句
- We must not overrate the accuracy of organic change as a measure of time.
因此我们不必过高地估计生物变化作为时间标准的精确度。 - The time base was given both by a crystal clock and the broadcast standard signals.
时间标准是由石英钟和广播标准信号提供的。
词汇搭配
- standard time 标准时间
