we consumed much time and energy in writing this book
Related Translations:
打听: ask about; inquire about; get a line on 短语和例子打听某人的地址 try to find out sb.'s address; 打听朋友的消息 inquire about one's friend; 跟您打听一件事。 i'd like to ask you about sth.. 他到医院去打听她的情况。 he went to the