Translation of "somebody" into Indonesian

When all the group members are silent, somebody must break the ice.

Ketika semua anggota grup terhening, seseorang harus mencairkan suasana.

You always try to blame somebody else.

Kamu selalu mencoba menyalahkan orang lain.

We figured somebody there was involved, likely as a salesman.

Kami berpikir ada campur tangan seseorang, seperti seorang salesman.