Vacillant
游移的, 摇摆不定的, 犹豫不决的
🗣️ 情景例句
Will he be OK, Dad?
他会没事吗， 爸爸？
Drop dead
晕倒
The disadvantage with carrying out interviews is that it may take a long time.
走访用户的不利之处是它需要很长的时间。