ballooning
US /bəˈluː.nɪŋ/
UK /bəˈluː.nɪŋ/
名词
1.
气球飞行
the sport or hobby of flying in a hot-air balloon (= a very large bag that is filled with hot air or gas and can carry people in a basket (= open container) hanging under it):
示例:
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Ballooning caught the public's imagination with some high-profile long-distance events.
在 Lingoland 学习这个单词