You should try to scratch up at least an audience of 50 people.
你应设法至少凑拢50名听众.
辞典例句
Foxes will scratch up grass to find tasty bug and beetle morsels.
狐狸会挖草地,寻找美味的虫子和甲壳虫.
互联网
You should try to scratch up at least an audience of 5 0 people.
你应设法至少凑拢50名听众.
互联网