| 1. | Bank communications become more effective . 银行的宣传变得效果更强。 |
| 2. | They thought their acting was so effective . 他们自认为演技十分感人。 |
| 3. | The mudstones provide an effective seal . 此泥岩提供了有效的封闭。 |
| 4. | Amines and diamines are particularly effective . 胺和二胺是特别有效的。 |
| 5. | We need an effective opposition . 我们需要一个能起作用的反对党。 |
| 6. | Social control was generally effective . 社会制约一般是有效的。 |
| 7. | Surface bombardments had nowhere been effective . 海面舰只炮击也毫无建树。 |
| 8. | The most effective defense is offence . 最有效之防御乃为攻击。 |
| 9. | This medicine is effective if used within three years . 这种药三年以内有效。 |
| 10. | Oxytetracycline is effective against b anthracis . 土霉素对炭疽杆菌是有效的。 |