Beginner Level Advanced Level
INTERMEDIATE LEVEL
Content
EVP
faulty
→ → →
IELTS: 
faulty + 
: 有错误的 有缺点的 不完美的
SAT: faulty + Imperfect. ☊
ENDE: faulty fehlerhaft
like: faulty → →
A faulty connection caused the machine to stop. ☊ connection ☊
A full refund will be given if the item is faulty. ☊ full ☊
This iron is guaranteed for a year against faulty workmanship. ☊ guarantee ☊
Faulty goods should be returned to the manufacturers. ☊ manufacturer ☊
Thousands are at risk of being poisoned by fumes from faulty heaters. ☊ poison ☊
return sb/sth to sb/sth: We had to return the hairdryer to the store because it was faulty. ☊ return ☊
The CD player was faulty so we sent it back to the manufacturers. ☊ send ☊