Secured bonds
[經] 保證債券
?? 詞語組成解析
a. 有擔保的
n. 鐐銬, 監禁
??? 情景例句
To the patients in the ward?
讀給病房里的病人？
What does he do?
他是干什么的？
Jack was an excellent tennis player. He was able to beat anybody.
竭克是個網球健將。他天下無敵。