n. 大量, 许多, 重要的事 a. 很多的, 重要的 adv. 多, 甚, 几乎
Chemical pesticides generally kill a much wider range of pests (害虫) than any single natural pesticide.
四级 · CET-4 2026年6月 第1套
Organic farming is much less efficient when it comes to land use, although yields vary considerably depending on the crop.
四级 · CET-4 2026年6月 第1套
2026 年6 月大学英语四级考试真题(第1 套) On the other hand, advocates of organic farming argue yields and efficiency could be significantly improved if the food industry devoted as much research and money to organic farming as it does conventional agriculture.
四级 · CET-4 2026年6月 第1套
Both groups lived just as long, but those who could ride an exercise bike at a fast rate for 6 minutes in the initial test had a much lower risk of dementia later on than those who couldn’t complete the workout.
四级 · CET-4 2026年6月 第2套
M) This type of study can’t say exactly what kind of exercise is best, or how much is needed—only a study that has a placebo (安慰剂) group and tracks people going forward can do that, said Keith Fargo, director of scientific programs and outreach at the non-profit Alzheimer’s Association.
四级 · CET-4 2026年6月 第2套