Tetraster
四星体
🗣️ 情景例句
During our stay in London, we visited Buckingham Place.
我们在伦敦逗留期间参观了白金汉宫。
He helps my father every day.
他每天都帮助我的父亲做事。
The captive elephant, still roped to a tree,
捕来拴在树上的大象，