亚洲大米危机不可能很快得到缓和，鉴于不甚乐观的长远趋势，也许还有可能会加以恶化。
Asia's rice crisis isn't likely to ease soon, and may get worse due to ominous long-term trends.
至于2008年，他说，前景还不确定，但是他警告说，美国经济的减缓和信贷困难在好转之前可能会更加恶化。
As to 2008, he says the outlook is uncertain, but he warns the economic slowdown and the credit difficulties in the United States may get worse before getting better.
WW是指不给予初步治疗但持续监测病人，若疾病有恶化的证据则提供缓和性治疗。
WW involves providing no initial treatment and monitoring the patient with the intention of providing palliative treatment if there is evidence of disease progression.
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