重点讲解：
1. no doubt
无疑地；必定；
eg. There was no doubt in his mind that the man was serious.
在他看来，这个人无疑是认真的。
eg. They have the usual quota of human weaknesses, no doubt.
毫无疑问，他们身上也有人所共有的弱点。
2. work of art
（绘画、雕塑等）艺术品；
eg. This tapestry is a work of art.
这张挂毯是件艺术品。
eg. She is capable of judging works of art.
她有鉴赏艺术品的能力。
3. best-known
众所周知的，著名的；
eg. It is, perhaps, the best known of his works.
大概那是他最著名的作品了。
eg. He became one of the best known actors of his day.
他成了他那个时期最著名的演员之一。
4. function as
发挥功能；起作用；行使职责；
eg. On weekdays, one third of the room functions as workspace.
在工作日，房间的1/3用作办公区域。
eg. A typical PDA can function as a mobile phone, fax sender, and personal organizer.
典型的掌上电脑具有移动电话、传真发送机和个人文件夹的功能。
5. steal from
偷；窃取；
eg. Bridge stole the money from clients' accounts.
布里奇从客户的账户里偷了钱。
eg. She has since been jailed for six months for stealing from the tills.
后来她因从现金出纳机里偷钱而被判了 6 个月的监禁。