湯姆不知所措。

Tom doesn't know what he should do.

Source: Tatoeba

Sentence Composition

1 湯姆 Tāngmǔ Tom (name)
2 不知所措 bùzhīsuǒcuò
  1. not knowing what to do (idiom); at one's wits' end
  2. embarrassed and at a complete loss