100个句子记完1000个单词（3）

17. Anthropology is a science in that anthropologists use a rigorous set of methods and techniques to document observations that can be checked by others.
    人类学是一门【mén】科学，因【yīn】为人类学家采用一整套强有【yǒu】力【lì】的方法和技【jì】术来记录观测结果，而【ér】这样【yàng】记录下来的观测【cè】结果【guǒ】是供【gòng】他人【rén】核查的。

18. Fungi are important in the process of decay, which returns ingredients to the soil, enhances soil fertility, and decomposes animal debris.
     真菌在【zài】腐【fǔ】化过程中十分重要【yào】，而腐化过程将化学物质回馈于土壤，提高其肥力，并【bìng】分【fèn】解动物【wù】粪【fèn】便。

19. When it is struck, a tuning fork produces an almost pure tone, retaining its pitch over a long period of time.
    音叉被【bèi】敲击时，产生【shēng】几【jǐ】乎纯质的音调【diào】，其音量经久不衰。

20. Although pecans are most plentiful in the southeastern part of the United States, they are found as far north as Ohio and Illinois.
    虽然美洲山【shān】河桃树最集【jí】中于【yú】美【měi】国的东南部【bù】但是在北至俄亥俄【é】州及伊利诺【nuò】州也能看见它们【men】。

21. Eliminating problems by transferring the blame to others is often called scape-goating.
    用怪罪别人的办法【fǎ】来【lái】解决【jué】问题通常被称为【wéi】寻找替罪羊【yáng】。

22. The chief foods eaten in any country depend largely on what grows best in its climate and soil.
    一个国家的主【zhǔ】要食【shí】物是什么【me】，大体取决于什么作物在其天气和土【tǔ】壤条件下生【shēng】长得最【zuì】好。

23. Over a very large number of trials, the probability of an event’s occurring is equal to the probability that it will not occur.
    在大【dà】量的实验中，某一事件发生【shēng】的几率等【děng】于它【tā】不发生的几率【lǜ】。

24. Most substance contract when they freeze so that the density of a substance’s solid is higher than the density of its liquid.
    大多数物质遇冷收【shōu】缩，所以他们【men】的密【mì】度在【zài】固态时高于液态。