4. Jacobs vowed at the meeting to improve management and cooperation with the association to enhance the credibility of the science. He stressed the publisher was not targeting China, as it had also retracted papers by experts from other countries, the statement said.
5. 单词transport 联想记忆：
6. The Thai capital has bounced to the top of an annual list of the world's most popular travel destinations after spending several years in the wilderness (of second place).