It's actually an advanced piece of robotics that won't fetch a tennis ball.

虽然它确实不会叼回抛出去的网球，但它可是一只先进的机器狗。

youdao

It's actually an advanced piece of robotics that won't fetch a tennis ball.

虽然它确实不会叼回抛出去的网球，但它可是一只先进的机器狗。

youdao