Essentiality
n. 根本性, 真髓, 本质
🗣️ 情景例句
If we land a man on the moon, I think someone could surely invent a toaster that works properly.
如果我们能让人类登陆月球，我想一定会有人能发明在月球上还能正常运行的烤面包机。
Before you decide, have a good taste of Marie's cake.
没吃之前先别作决定，且先尝尝玛丽可口的蛋糕。
And you ought to get a few large rocks to put in the tank.
还有，你应该弄到几块大点儿的岩石，放进水箱里。