Some products may be very dangerous if they are defective, especially ones with moving parts.

有些产品如果有缺陷，尤其是带有活动部件的产品，可能会非常危险。

Now they can even print objects with moving parts.

现在他们甚至可以打印带有活动部件的物体。

These chips will also include a clever variation on the modulator to help do away with moving parts and scan at rapid speeds.

这些芯片还将包括调制器的巧妙变化，以帮助消除移动部件和快速扫描。