used to say that something is true according to what people say, although it is uncertain
据说, 人所共知
used to indicate a degree of expectation regarding something that is likely to happen
应该, 需
in some obscure manner or by some unspecified means that one does not know or understand thoroughly
以某种方式, 以模糊的方式
used to suggest that something is assumed to be true, often with a hint of doubt
据说, 所谓的
not firmly established or decided, with the possibility of changes in the future
暂定的, 试探性的
used to express that no decision is made or no opinion is formed about something due to uncertainty
used to imply that even when something seems certain or likely to happen, there are many opportunities for it to go wrong or for unexpected events to intervene before it is actually achieved
used to convey that something cannot happen under any given circumstances