1.This bike was less stable -- but still ridable, even with no hands.
这样的自行车只是稳定性变差了——还不至于不能骑,虽然当初没有设计把手。
2.Other mounts I'm very skeptical about because most creatures out there are not ridable in the first place.
要说有其他的,我很怀疑,很多生物根本就不能骑乘。