?
查询技巧:
1、输入单个单词准确查询。
2、使用%模糊查询,匹配任意长度字符:
   %a    以a结尾的单词;
   ab%    以ab开头的单词;
   %ac%    含有ac的单词。
3、使用_模糊查询,匹配单个任意字符:
   _a_    三位且a在中间的单词;
   _ad    三位且ad结尾的单词;
   ac_    三位且ac开头的单词;
   _a    两位且a结尾的单词;
   a_    两位且a开头的单词。
4、带连字符-的单词,需含-字符才能模糊查询,如well-know需输入 well-% 。
5、在手机键盘上,如果g上有%和v上有_,则可长按输入。

genetic material
TOEFL

na. 【生】遗传物质

1. Forslan's object is to gather as great a diversity of genetic material as possible.
福斯兰的目标是尽可能收集各种不同的基因物质。
2. In fact, the slugs use the genetic material so well that they pass it on to their future generations.
事实上,蛞蝓很好地利用了这种遗传物质,并不断地把它传给下一代。
3. The aim is to reverse the decline in the number of tree species or at least to preserve the "genetic material" of all of them.
其目的是扭转树种数量下降的趋势,或至少保存所有树种的“遗传物质”。
4. Biologists studying wild monkeys sometimes need the genetic material DNA from a particular monkey to determine the animal's parentage.
生物学家研究野生猴子时,有时需要某只猴子的遗传物质 DNA 来确定其亲子关系。
5. The seed has an outer coating that surrounds the genetic material of the new plant, and inside this covering is a concentrated supply of nutrients.
种子有一层外壳,包裹着新植物的遗传物质,外壳内部是集中的营养供应。