Primality
原始（的性质或状态）, 首要（的性质或状态）
🗣️ 情景例句
I have interviews until noon,
我从现在到中午， 有一系列的面谈，
One who can do everything can do nothing.
什么都能做，什么都不行。
Ships may be delayed by storms; flights may be cancelled because of bad weather, but trains must be on time.
轮船船期可能因风暴而推延，飞机航班可能因恶劣天气而取消，唯有火车必然是准点的。