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- Another interesting generalization arose from the provenance tests of the four species mentioned in the previous section. 从前节所讨论的四个树种的种源试验中，还可得出另一有趣的规律。
- Differentiation of vascular tissue in the nectaries of the four species is different and may be classified into three types. 本试验的四种植物花蜜腺中维管组织有三种不同类型。
- Among the four species of Bovidae, genetic differentiation in the HSL genes between yak and buffalo is equivalent to that between buffalo and cattle and between buffalo and zebu. 研究表明, 牦牛、普通牛和瘤牛3个物种间的遗传距离大小相近, 牦牛和水牛间的遗传距离与普通牛、瘤牛和水牛间的遗传距离大小相当。
- The adaptive capacity of the four species to high temperature and low humility drop successively from R. przewalskii, R. anthopogonoides, R. capitatum to R. thymifolium. 四种杜鹃对高温低湿环境的适应能力从陇蜀杜鹃、烈香杜鹃、头花杜鹃到千里香杜鹃依次降低。
- The tracheary elements of S. sanguinolenta and S. pulvinata were the most evolutionary, followed by S. davidii and that of S. sinensis was the most primitive in the four species of Selaginella. 这4种卷柏中，圆枝卷柏和垫状卷柏的管状分子最为进化，蔓出卷柏次之，中华卷柏最原始。
- The four and a half per cent bonds are in request. 利息四厘五的债券需求量大。
- The four planes each made two sorties yesterday. 那四架飞机昨天各出动两次。
- North, south, east, and west are the four cardinal points of the compass. 东、西、南、北是罗盘上的四个方位基点。
- Of all the four seasons, summer is the hottest. 在所有四季当中，夏天最热。
- Where will I find brave men to guard the four corners of my land? 安得猛士兮守四方？
- The lifeboat was launched immediately to rescue the four men. 立刻放下了救生船救那四个人。
- The shepherd has penned up the sheep in the four acre field. 牧羊人把羊群围在那块四英亩的土地上。
- Each of the four cables contains26,108 lengths of wire. 这四根缆索。每一根都包含有26,108根钢丝。
- Within the four seas all men are brothers. 四海之内皆兄弟。
- Objective To identify four species of Cistanche Hoffing. et Link. 目的对肉苁蓉属4个种进行鉴别。
- This is the least useful of the four books. 四本书中这一本最无用处。
- About 37 species: pantropical; four species (one endemic) in China. 大约37种：泛热带；在中国的4种(一特有)。
- He finally break down under the four hour's strain. 在四小时的压力下他终于支持不了。
- Karyotype analyses of four species (varieties) of Lycoris Herb. 四川石蒜属植物染色体核型研究.
- The four of us were walking in Indian file. 我们四人鱼贯而行。
