We find that enhancing users' sense of security can only reduce the impact of im worm, but can not slow down its propagation.
单独增强用户的安全意识只能减少病毒的感染范围，不能减缓病毒的传播速度。
2
The slow-worm is in fact not a snake but a legless lizard.
蛇蜥其实不是蛇，而是无脚的蜥蜴。
3
The worm gear functions to slow down and increase torque. Its output shafts spur four-bar linkage by which the movement is changed from rotary to swinging.