"Drug, chemical, or radiation exposure most often causes the disease, But about half of all cases have no known cause."
He specified the reasons for the failure.
a book of doubtful authorship
原作者 (身份) 不详之书
The date of birth and death of Qu Yuan is unknown.
I can give you general, account of the case, but I don't know all the in sand outs.
But when or how I cannot tell:
On the Duality of Narration in Chronicles of the Jin Dynasty and the Underlying Causes for It
Na na na na na, stand up make some noise.
It would not be proper, for some reasons, to trouble the reader with the particulars of our adventures in those seas.
Ironically, the detailed reasons as to how the radio beam is produced may not be important astronomically.
Comments: Introduce the news detailed that very erotic and very violence, no pay for customer of prostitutes initiated despicable acts, dissemination of crime.
The cause remains uncertain and treatment unsatisfactory.
I'm quite satisfied with your explanation, so there's no need to expand on it.
Analysis and inspiration of a case of medical lawsuit due to failing communication;
"All right, but have him bring a letter from the personnel office of the political department of the school clearly explaining the situation.
The chracteristics and error of capillary blood glucose determination are discussed in detail.
And analyze the deep reason voters are behind vote driving force in detail in every part.
I will suggest that it is to your advantage that you make a careful investigation ( inquiry ) into the damage once again.