But Nigeria had extremely low levels of agricultural research funding.
但尼日利亚的农业研究经费曾经极其短缺。
The Fed also made clear on Tuesday that it intends to keep the funds rate at extremely low levels.
美联储还明确星期二,它打算保持基金利率维持在极低水平。
Extremely low levels of radioactive material have been detected from the air in the northeast of Heilongjiang Province.
黑龙江省东北部空气中检测出极微量的放射性物质。
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