(그것에 의하여) ~하는, 혹은 그 결과로 ~하게 되는 방식을 나타내는 관계 부사
By which; because of which; a term used to introduce a method or mechanism through which something is achieved.
예문:
"The school established a system whereby students can evaluate their teachers anonymously."
"They signed a treaty whereby both nations agreed to reduce carbon emissions."
"The plant utilizes a process whereby sunlight is converted directly into chemical energy."
무엇에 의하여, 또는 어떠한 수단으로 (주로 고어나 격식체 문장에서 의문문으로 쓰임)
By what means; in what way; used as an interrogative adverb in formal or archaic contexts.
예문:
"Whereby shall we know if the messenger speaks the truth?"
"Whereby can this humble servant repay such great kindness?"