Backstand
张紧座; 后座; 支撑结构
🗣️ 情景例句
It's our anniversary; let's go somewhere special to celebrate.
今天是我们的结婚纪念日， 我们去一个特别的地方庆祝吧。
Speech is silver (or silvern), silence is golden.
雄辩是银，沈默是金。
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。