1. On speculation regarding the diagnosis of the injury, this has never been an issue. 关于伤病诊断问题的猜测，这根本不是一个可争论的问题。
2. In fact, it had ultimately need AIDS test results, there is no basis for speculation is not reliable. 其实，是否得了艾滋病最终还是需要检验结果，毫无根据的猜测是不可靠的。
3. The speculation continues to mount about the imminent departure of {8} in the January transfer window. 推测有关即将来临的离开对乘用马继续{在一月移动窗户中的8}。
英英解释
n.
1. a message expressing an opinion based on incomplete evidence
2. a hypothesis that has been formed by speculating or conjecturing (usually with little hard evidence)
3. an investment that is very risky but could yield great profits
4. continuous and profound contemplation or musing on a subject or series of subjects of a deep or abst
