Trampolining
(trampoline 的现在分词) n. 蹦床
🗣️ 情景例句
Thanks again.
再次谢谢 。
If you command wisely, you'll be obeyed cheerfully.
倘君指挥有方，人人欣然听命。
will finally become so steep that we can live no longer,
但最终会急转直下，我们也无法再活下去了。