中美环境研究联合工作组会议 U.S. China joint working group on environmental research
中美环境合作联委会下一次会议 next meeting of the Joint Committee on Environmental Cooperation
地美环素 Demeclocycline ; Demethylchlortetracycline ; DMCTC ; Declomycin
盐酸地美环素 Demeclocycline Hydrochloride
美环球 Ogilvy & Mather Worldwide
美环保暑的 airnow
美国环保署 EPA ; u.s. Environmental protection agency ; USEPA ; environmental protection agency
美环健 AGHG
优美环境 beautiful environment ; Amenities
运用专业冷光美白技术治疗四环素牙、氟斑牙、染色牙。
Use professional cold light to whiten and treat acheomycin teeth, dental fluorosis, teeth staining.
为了建设环美快速干线（如图所示），该计划将得到一笔80亿美元的财政拨款，这些钱每年会有10亿到帐。
This earmarks a lump sum of $8 billion, plus $1 billion a year, to help construct fast rail corridors around America (see map).
它讲述了在老伴去世后，一个对4个孩子非常严格的爸爸开始的环美之旅，去看望他们。
It tells a story about a strict father travel around America to see his 4 children after his wife dead.
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