常見例句The equation for gravity is very simple, and implanting it in a small world is not difficult.重力方程非常簡(jiǎn)單，把它置入一個(gè)小世界也不難。Kinds of tropical plants are grown here with fish swimming in the pool under the rockery, demonstrating a small world of ever-green.會(huì)所里面種著各種熱帶植物，假山下的水池里還養(yǎng)著魚，是一個(gè)四季常春的小世界。 返回 small-worM