bubble under
US /"ˈbʌb.əl ˈʌn.dər"/
UK /"ˈbʌb.əl ˈʌn.dər"/

短语动词
1.
蓄势待发, 即将流行
to be almost successful or popular but not quite there yet
示例:
•
The band has been bubbling under for years, but they haven't had a hit song yet.
这个乐队多年来一直蓄势待发,但还没有一首热门歌曲。
•
Her new book is bubbling under, and many critics expect it to be a bestseller soon.
她的新书正在蓄势待发,许多评论家预计它很快就会成为畅销书。
在 Lingoland 学习这个单词