laborious
/lә'bɒ:riәs/
雅思词汇托福词汇基础词汇
词频: #18,512中文释义
a. 艰苦的, 费劲的, 勤劳的
英文释义
s characterized by effort to the point of exhaustion; especially physical effort
a. 艰苦的, 费劲的, 勤劳的
s characterized by effort to the point of exhaustion; especially physical effort