Utilities
n. 实用工具, 实用程序；公共事业设备；公用事业；公用程式（utility的复数）
🗣️ 情景例句
We need to do lots of laundry. Do we have enough detergent?
咱们得洗好多衣服呢。有足够多的洗涤剂吗？
I'm found.
我发现
They have found that it is connected with the passage of days and the phases of the moon.
他们发现代码与昼夜更迭和月亮圆缺有关，