We can join online discussion forums, but its very difficult for me to understand what the speaker says.

我们还可以参加网上论坛，但是它很困难，我想明白演讲者说。

youdao

Fans of the show are invited to join the discussion online at element14 to learn more about the hands-free wheelchair featured on this episode, as well as to send Ben a challenge or project suggestion for a future episode.

ENGADGET: Ben Heck creates hands-free wheelchair attachment for expectant father