Chapter02-51-英语听力mp3下载无损flac下载
Chapter02-51-英语听力在线试听免费歌词下载
[00:00.30] bond
公债 债券 [00:04.87]Government bonds are usually considered to be a safe investment.
购买政府发行的债券通常被认为是一种比较安全的投资方式
公债 债券 [00:04.87]Government bonds are usually considered to be a safe investment.
购买政府发行的债券通常被认为是一种比较安全的投资方式