1. The office is open 9:00 to 5:00 on weekdays.
    办公室在工作日从九点到五点办公。

2. They were open- and rolling wildly. His face was as gray as ashes.
    他的眼睛睁得大大的，眼球使劲地转来转去。他面色苍白，象死灰一样。

3. The open sea was deep and mysterious, and anyone who gave more than a passing thought to the bottom confines of the oceans probably assumed that the sea bed was flat.
    无边无际的海洋深邃而又神秘，凡是稍稍想过大海海底的人大概都会认为海底是平坦的。

4. The continents form rugged tablelands which stand nearly three miles above the floor of the open ocean.
    大陆是崎岖不平的高地，高出辽阔的海洋海底近三英里。

5. The undulating waves of the open sea are generated by three natural causes: wind, earth movements or tremors, and the gravitational pull of the moon and the sun.
    公海上起伏的波浪是由3个自然因素构成的：风、地球的运动或震颤和月亮、太阳的引力。

6. The dealer told him that it had just come in, but that he could not be bothered to open it.
    古董商告诉他那只货箱刚到不久，但他嫌麻烦不想把它打开。

7. There is nothing secretive about the Ombudsman´s work, for his correspondence is open to public inspection.
    司法特派员的工作没有什么秘密可言，他的信件是公开的，供公众监督。

8. They feared that the mummy would fall to pieces when they cut it open, but fortunately this has not happened.
    他们曾担心在把木乃伊切开后，它会散成碎片，但幸运得很，这种情况并未发生。

9. Through the open window I saw my schoolmates already in their places.
    从开着的窗子望进去，我看到同学们已端坐在自己的座位上，

10. The other was infection; however well the operation was done, the patient often died afterward from infection in the open wound.
    另一个原因是感染：不论手术多么成功，病人常常在手术后死于刀口的感染。