1、拭目以待
...date back to… 追溯到……remain to be seen 拭目以待，仍有待观察believe / hold / be sure / think / acknowledge v. 认为，相信，承认 ...
2、仍有待观察
... remain to be seen仍有待观察 violate privacy侵犯隐私 endangered species濒危物种 ...
3、需拭目以待
...5. get over 克服，战胜（问题、困难）；6. remain to be seen 需拭目以待；未见分晓；7. bring up 谈到；提出； ...