^ Finishing Spocks lines..
(He joins Kirk in the bomb crater, where a grenade launcher is being set up)
Spock: Locked on to the enemy, Captain. They're moving toward the high ground. (fizzing sound and smoke) They've locked on to my tricorder.
(He throws it away and it goes bang)
Spock: Very ingenious. They fed back my own impulses and built up an overload.
Kirk: We'll see how ingenious they are. Here, give me a hand with this grenade launcher. Lang!