2 sentences for 只能 (zhǐ​néng — have no choice but)

1. 既然没有退路，我们只能去博一把了。

   jì​rán méi​yǒu tuì​lù, wǒ​men zhǐ​néng qù bó yī bǎ le.

   Since there is no way back, we can only take a gamble.

   Source: Dong Chinese Dictionary

2. 面对突然发生的状况，他只能寻求警方的帮助。

   miàn​duì tū​rán fā​shēng de zhuàng​kuàng, tā zhǐ​néng xún​qiú jǐng​fāng de bāng​zhù.

   Faced with the sudden situation, he had no choice but to seek help from the police.

   Source: Dong Chinese Dictionary