这种喉糖含有苯佐卡因，能有效缓解喉咙痛。

These throat lozenges contain ___benzocaine to help soothe sore throats.

这种喷雾含有苯佐卡因，可以缓解晒伤后的灼热感。

This spray contains ___benzocaine to soothe the burning sensation after sunburn.