Some biologists argue that each specific human trait must have arisen gradually and erratically, and that it is therefore difficult to isolate definite_____in the evolution of th.e species.
A.luctuations
B.generations
C.predispositions
D.milestones
E.manifestations
A.luctuations
B.generations
C.predispositions
D.milestones
E.manifestations
重點單詞 | 查看全部解釋 | |||
species | ['spi:ʃiz] |
想一想再看 n. (單復同)物種,種類 |
||
specific | [spi'sifik] |
想一想再看 adj. 特殊的,明確的,具有特效的 |
聯想記憶 | |
definite | ['definit] |
想一想再看 adj. 明確的,確切的,有把握的 |
聯想記憶 | |
erratically |
想一想再看 adv. 不規律地,不定地 |
|||
evolution | [.i:və'lu:ʃən] |
想一想再看 n. 進化,發展,演變 |
聯想記憶 | |
trait | [treit] |
想一想再看 n. 特點,特征,特性,一筆,少量 |
||
isolate | ['aisəleit] |
想一想再看 vt. 隔離,使孤立 |
聯想記憶 |

- 閱讀本文的人還閱讀了: