Vaction variable
[机] 作用变数
🧩 词语组成解析
🗣️ 情景例句
I had never been there before.
我以前从来没有去过那里 。
He is never alone that is in the company of noble thoughts.
思想崇高者，绝不会孤独。
It has been estimated that the weight of all the insects destroyed by spiders in Britain in one year would be greater than the total weight of all the human beings in the country.
据估计，在英国蜘蛛一年里所消灭昆虫的重量超过这个国家人口的总重量。