Reference Desk 
Japanese version >>>
Note: Please click each symbol in red to find out more about the detailed information.
Editing symbols
The meaning of the symbol
A
agr
The noun and the verb in the sentence do not agree with each other.
awk
The sentence is not natural English.
C
C
Your tutor has inserted a comment about the content of your sentence. Read and consider it carefully.
cap
You should change the letter of the word to either a capital letter or to a lower case letter.
coll
The word or expression you are using is too informal or is in the spoken style.
cut
You should cut (delete) the word or words that are underlined or crossed out.
D
def
You need to give a definition of the word you are using.
del
You should delete (cut) the word or words that are underlined or crossed out.
det
Your support is too vague and you need to supply more details to make your point clear.
F
frag
The sentence is not complete.
G
gr
The sentence is not grammatically correct.
P
pl
The noun should be in the plural form or in the singular form.
prep
The preposition you are using with the noun or noun phrase is incorrect.
pu
Punctuation is missing or is incorrect.
R
ref
It is hard to understand the connection to a pronoun you are using.
rel?
The information you are using does not seem to be directly supporting the main point you are trying to make in your paragraph.
S
sp
The word you wrote is not spelled correctly.
Sx
It's better to avoid sexist language.
T
trans
Transition is needed.
W
wf
The word you are using is correct, but the form of the word is not correct.
wo
The words you are using are correct, but the word order is incorrect or unnatural.
ww
The word you are using is not the correct word for the situation.
Additional Symbols
The noun you used needs an article ("the" or "a" or "an").
< 
Insert a "space" here. Always leave a space after a period, comma, or other punctuation marks.
??? 
The sentence or expression you wrote is not understandable.
//
This sentence is too long. Break it into two sentences.