Tautochrone
n. [數]等時曲線,等時降落軌跡
??? 情景例句
The scheme is well worth a try.
這個計劃倒值得一試。
But especially to my acting teacher, Vincent Lewis, who taught me everything I know.
尤其是謝謝我的表演老師文森特.劉易斯，她教會了我反知道的每一件事。
The Great St.Bernard Pass connects Switzerland to Italy.
圣伯納德大山口連接著瑞士與意大利，