单词detractor
n.: 诋毁者;贬低者;恶意批评者
网络: 诽谤者;诬蔑者;辩护者诽谤者
诋毁者;贬低者;恶意批评者:
a person who tries to make sb/sth seem less good or valuable by criticizing it
诋毁者
复数:detractors
n.criticdecrierattackerknockercynic
n.supporter
But the pipe has one major detractor: It"s something of a black box.
但是,管道有一个大缺点:它像是黑箱子。
He was fond of calling his detractor illiterate, denouncing his scientific theories as illegitimate and illusive.
他喜欢把他的恶意批评者称作文盲,公然抨击他的科学理论是非法的,迷惑人的。