... 年久变色的 toned 临界国家threshold country 临界尺寸 critical dimension ...
双语例句
1
In the last week, 11 LGAs crossed the epidemic threshold, and 600 suspected cases including 40 deaths were reported across the country.
上周，11个地区达到流行阈值，全国各地发生了600起疑似病例，包括40例死亡。
2
Among regions, Latin America fared worst. (No African country had enough takers to make the lists’s threshold for the minimum number of participants.)
非洲国家没有足够的考生以达到最少参加人数名单的门槛。
3
"Cardioprotective treatment should be initiated when the estimated 10 year CV risk is above the risk threshold for each country, whether 10 or 20%," the guidelines authors conclude.