Nonvariant
不变的, 无变量的, 恒定的
🗣️ 情景例句
because he didn't want the responsibility of holding them.
因为他不想承担保管它们的责任。
If he doesn't pay him, I will.
如果他不，我将付给他。
When was the house built?
这幢房子是什么时候建造的？