Some species of Arctic birds are threatened by recent sharp increases in the population of snow geese, which breed in the Arctic and are displacing birds of less vigorous species.(某些种类的北极鸟受到近来雪雁数量急剧增加的威胁,这些雪雁在北极繁殖,并且正在取代生命力较弱的鸟类。)
She had a vigorous opponent.(她遇到一个劲敌。)
She was a very vigorous sort of person.(她是那种精力非常旺盛的人。)
His calligraphy is vigorous and forceful.(他的书法苍劲有力。)
Another experiment demonstrated that physical exercise, which was sufficiently vigorous to double the rate of breathing, had no effect on the frequency of yawning.(另一项实验表明,体育运动——尤其是剧烈的运动——可以使呼吸频率增加一倍,但这对打哈欠的频率没有影响。)
Very vigorous exercise can increase the risk of heart attacks.(耗费大量体力的运动会增加心脏病发作的风险。)
It is difficult to conceive of vigorous economic growth without an efficient transport system.(如果没有高效的交通系统,很难想象会有强劲的经济增长。)
This plant is a vigorous grower.(这种植物生长起来茂盛茁壮。)
He is vigorous and unrestrained in behaviour.(他这个人做事豪放不羁。)
Vita was a trailblazer, a vigorous independent.(维塔是一位开拓者,一个精力充沛的独立派。)