Các câu ví dụ cho từ levels

1. The following month, the European Union reported having rejected 11 shipments of shrimp in the past nine months due to high levels of heavy metals.

2. Minister of Science and Technology Chu Ngoc Anh said that widespread use of the knowledge platform would be the premise for raising the intelligence of people at all levels.

3. Counting the dead in war zones is tricky but not impossible, and the handful of reports that have been done indicate staggering levels of killing.

4. Of the six cases, some had no typical symptoms, but testing revealed severe hypokalemia, metabolic acidosis or brain damage, and significantly high blood tin levels.

5. The reports find that Vietnam, with GDP per capita of $5,200 has well-being levels that would be expected of a country with GDP per capita of more than $10,000.

6.   According to local governments, saltwater intrusion is more severe this year than in previous years and salinity levels in major canals are high at 10-30 parts per thousand (ppt).

7. "On days when the air quality is at unhealthy or very unhealthy levels, people should limit outdoor activities, always wear anti-dust face masks and not open doors," the environment administration said.

8. South Korea's average life expectancy is much higher due to a number of factors including good childhood nutrition, low blood pressure, low smoking levels and good access to care, the researchers say.

9. This fits with an observation that colds and flu are more common in winter and spring, when vitamin D levels are lowest.

10. One of the causes of the intrusion, according to local authorities, is that water levels in the Mekong River in early February were 40 centimeters lower than normal and 20 centimeters lower than in 2016.