сда́ться

to surrender, to yield

• Они сдались менее чем за неделю.

  In less than one week, they surrendered.

  Tatoeba · odexed · CC BY 2.0 FR

• Если кто-то хочет сдаться, сейчас самое время.

  If anyone wants to surrender, now's the time.

  Tatoeba · odexed · CC BY 2.0 FR

to give up, to give in

• Ты не можешь просто так сдаться.

  You can't just give up.

  Tatoeba · Ivanovb · CC BY 2.0 FR

• Я не могу сдаться без боя.

  I can't give up without a fight.

  Tatoeba · odexed · CC BY 2.0 FR

to give in, to give way

• Я думаю, Том в конце концов сдастся.

  Tom will eventually give in, I think.

  Tatoeba · odexed · CC BY 2.0 FR

to be necessary, to be needed [with dative ‘by someone’] — can be used with an interrogative, or the interrogative can be dropped, and the question can be converted into a sentence with the meaning "is not necessary", "is not needed", "screw" etc.; also, often used with э́то (éto)rare