VOA慢速英语:New Electronic Glasses Improve Vision for Legally Blind

短语讲解：

1.A high-speed, high resolution camera is set in the middle of the glasses.

in the middle of 在…的中间
例句：I was in the middle of the back row
我在后排的中间。

2.The video is improved by the glasses’ technology so that the user is able to see the image.

be able to 能够; 能
例句：They may be able to help with childcare so that you can have a break
他们可以帮忙照料孩子，这样你就可以歇一歇了。

3.He says users of the glasses can see things almost as if they had normal vision.

as if 好像， 似乎， 仿佛
例句：It sounds as if you have grown apart from Tom.
听起来好像你和汤姆之间产生了隔阂。

4.Users are advised to take time to get used to the glasses.

get used to 习惯于
例句：You will have to get used to a lot of people traipsing in and out of your home
你将不得不习惯许多人在你家进进出出。

5.In the beginning, they should wear them just a few hours at a time while their eyes adjust.

at a time 依次， 逐一， 每次
例句：Can I borrow two books at a time?
我可以一次借两本书吗？