| 1. | The negative pressure loop should be noted . 应该注意到负压的腹点。 |
| 2. | The branches bent low with ripened fruits . 成熟的果实压弯了树枝。 |
| 3. | Press out shapes from a piece of card . 从一张纸板上压出各种花样。 |
| 4. | The roof collapsed under the weight of the snow . 屋顶被雪压塌了。 |
| 5. | The problem weighed heavily on his mind . 那个问题沉重地压在他的心头。 |
| 6. | The compound butyl rubber is calendered . 将混制成的丁基橡胶进行精压。 |
| 7. | The branch began to give under his weight . 他身体的重量把树枝压弯了。 |
| 8. | He saw the locomotive bearing down on him . 他看见火车头向他压来。 |
| 9. | His left arm was doubled under his head . 他的左胳膊压在脑袋下面。 |