They also did ultrasound and other tests to measure blood vessel function and the thickness of the artery wall.

VOA: standard.2010.03.04

Maybe we could leave this wall white and paint the other wall red.

也许我们可以把这面墙留白，把另一面墙刷成红色。

I'm glad 实战 - SpeakingMax英语口语达人

Despite a generally upward trend in recent months on Wall Street, President Obama, administration officials, and economists continue to caution that employment will lag behind other indicators of economic recovery.

VOA: standard.2009.12.05

Clinton is having bilateral meetings on the margins of the Berlin Wall events and is expected to discuss Iran's nuclear program, among other issues, in a meeting on Monday with German Chancellor Angela Merkel.

VOA: standard.2009.11.09