他们逆流而上。

They swam against the current.

Source: Tatoeba

Sentence Composition

1 他们 tāmen they; them
=2 逆流而上 nìliúérshàng
  1. to sail against the current
  2. (fig.) to go against the flow
=2 逆流而上 nìliú'érshàng
  1. (figurative) to face difficulties
  2. (literal) to go against the current
  3. to face difficulties
  4. to go against the current