名詞 fill in:

1. someone who takes the place of another (as when things get dangerous or difficult)
   同義詞：stand-in, substitute, relief, reliever, backup, backup man, fill-in

動詞 fill in:

1. supply with information on a specific topic
2. represent the effect of shade or shadow on
   同義詞：shade
3. be a substitute
   同義詞：substitute, sub, stand in
4. write all the required information onto a form
   同義詞：complete, fill out, make out

1. Draw an outline before you fill in the details.
   先畫輪廓，再畫細部。
2. Please fill in the blanks in the sentence.
   請做這個句子的填空。
3. They've (ie The people in authority have) sent us another form to fill in.
   上面(負責(zé)人)又送來一個表格讓我們填寫。
4. I've written the skeleton of my report, but I have to fill in the details.
   我已寫出報告的梗概，但我必須補充細節(jié)。
5. Fill in your answers in capital letters, not small letters.
   答案用大寫字母填寫，不要用小寫字母。
6. Please fill in the form enclosed herewith.
   請?zhí)顚戨S函附上之表格。
7. The applicants have to fill in several forms.
   申請人得填寫幾種表格。