常用短语

参考例句

1. On our theory, unity of type is explained by unity of descent .

   依照我们的学说，体型的一致是由于祖先系谱的一致。

2. The fare for the descent was fixed at five dollars per head.

   地下参观的价格是每人五块美金。

3. In the ancient geus descent was limited to the female line.

   在古代的氏祖中，只有按女性下传的世系。

4. It is necessary to look for more efficient methods or improved descent schemes.

   必须寻找更有效的方案或者改进下降方案。

5. It can take as long as eight days to rig up rope ladders and to establish supply bases before a descent can be made into a very deep cave.

   在进入一个很深的岩洞之前，光是装配绳梯和建立供应基地就需要八天之久。(make a descent 下降)

6. The descent warms the air and its relative humidity accordingly drops.

   这种下沉使空气变暖，其相对温度相应下降。

7. This fact is at once explained on the principle of descent .

   根据家系的原理，这个事实即时可以得到解释。

8. lt's a steep descent from the top of the mountain.

   这是从山顶下来的一道陡坡。

9. The dawns were heralded by the descent of a chill stillness.

   自天而降的一阵寂寞冷落的清寒，引来了一天的黎明。

10. The trail zigzagged down the abrupt descent of the canyon.

    这条小路弯弯曲曲的顺着峡谷那陡削的下坡蜿蜒而下。

反义词