adv. 时常, 常常
Science won’t give a clear-cut answer to the question of whether organic food is “better.” There are often trade-offs (权衡) and answers become less definitive depending on the product under consideration.
四级 · CET-4 2026年6月 第1套
In fact, organic farmers often use larger quantities of pesticide because they can only use the natural variety of insect-killers.
四级 · CET-4 2026年6月 第1套
Such studies often also rely on careful psychological assessments and DNA analysis.
四级 · CET-4 2026年6月 第1套
This finding is surprising, given that bitterness often serves as a warning mechanism to people to spit out harmful substances, scientists said.
四级 · CET-4 2026年6月 第2套
A permanent underestimation of one’s own abilities is often accompanied by the fear that this supposed intellectual deception will be exposed sooner or later and that they will pay the price for this.
四级 · CET-4 2026年6月 第2套