Formation dancing
集体舞（由数对参与者组成, 常为比赛）
🧩 词语组成解析
formation
[fɔ:'meiʃən]
n. 形成;构成，结构;形成物;编队，队形;
dancing
[['da:nsiŋ]]
n. 舞蹈\\n[建] 跳动的
🗣️ 情景例句
With great tact, Lily said that it was time for her to go.
莉莉机智地说她该走了。
Tidal wave
海啸
Yesterday the firemen examined the ground carefully, but were not able to find any broken glass.
昨天，消防队员仔细查看了地面，但未能发现碎玻璃。