Translate the following into Chinese. 1 The first walk on the moon was quite an accomplishment. 2 Gradually we acquired experience in how to do the work. 3 The prince assumed power when he was only 30. 4 The library is available from 8 am to 9 pm. 5 This is to certify that the bearer (持票人), Mr. A is an acquaintance of mine. 6 Expertise is the result of long and hard practice. 7 The crew had implicit faith in the captain's judgment. 8 Death is inevitable. 9 The penetrating odor of garlic soon filled the entire apartment. 10 For professional footballers, injuries are an occupational hazard. 11 Birds die in pursuit of food, and human beings die in pursuit of wealth. 12 To the rear of the house is a piece of woodland. 13 He is too sensitive to criticism. 14 He shuddered with cold. 15 The Pope is the spiritual leader of many Christians. 16 In college I specialize in organic chemistry. 17 Here a single example will suffice.