1) It is certainly a mystery.
至今还是个谜。
2) Decidedly this man was an enigma.
这人真是个谜。
3) His death has remained a mystery.
他的死仍是个谜。
4) It is a great mystery.
这真是一个谜。
5) And time will remain a mystery.
时间仍然是个谜。
6) This matter rests a mystery.
此事仍是一个谜。
补充资料：至今
1.直到现在。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条