A single pair of beams does not, however, produce a useful image. To do that requires scanning the object beam through the target about a hundred different ways.

不过仅利用一对光束并不能得到有用的图像，还需要从大约100个不同的角度让物体光束扫描目标。

youdao

Activate delay: the time in seconds to delay the pointer beam being able to be active again. Useful for preventing constant teleportation.

(激活间隔)：能够再次激活指针光束的延迟时间秒数。用来防止持续传送。

youdao

Could have been a useful beam.

原本是有用的栋梁。

youdao

Just press and hold a button on the remote control and the My Beam function will instantly "beam" the sound in your direction -- useful for the hard-of-hearing or late-night movie fests while the rest of the household slumbers.

ENGADGET: Yamaha's YSP-900 Digital Sound Projector: a 5.1 sound bouncer that works