I think you're getting a bit off the track there, Jim, in you speech. Why don't you stick more to the topic for our audience's sake.

吉姆，我想你的演讲有点跑题了。为什么你不为了观众着想，始终抓住主题来讲呢？

youdao

Unless you've got a couple of friends who are super-serious about getting down to business, stay away from group study sessions because they tend to get off-topic pretty quickly.

除非你有几个学习态度超级认真的朋友，否则请远离小组学习。因为这些人很快就会偏离主题。

youdao

Getting back on topic, pulling off a magnetic cover on the front of the base reveals a slot that can charge one battery at a time.

ENGADGET: Tritton Warhead 7.1 Wireless Surround Sound Headset for Xbox 360 review