serviceable

indicate that

indicate that your transmissions are undoubtedly coming from outside the Solar System—how and why you will explain in due course, I hope. You've told me that you and the others have been surgically transplanted into robot bodies. Now you wish to be restored, naturally. Let me urge you to return—and we will have for each of you a new body of superb design—not strictly human, admittedly—but serviceable, to say the least!"
I had to call for order to quell the uproar.
"Some kind of android?" I asked.
"We have on hand a captive—an alien operative of the humanoid type. We will capture more—alive. They will be anesthetized and placed in deep freeze, awaiting your return. According to the present estimate, there are some ten thousand of them working here on Earth—sufficient for your needs, I believe."
"Say, how's the fighting going there?" someone called.
"Well. The first Special Units have gone into action at Chicago, Paris, and Tamboula, with complete