초급 독본 또는 특정 분야의 입문서.
An elementary textbook used to introduce a subject or teach basic reading skills to beginners.
예문:
"The professor recommended a concise primer for students new to quantum mechanics."
"She used a vintage primer to teach her children the alphabet."
도료의 접착력을 높이기 위해 바르는 밑칠이나 애벌칠.
A preliminary coat of paint or sealer applied to a surface to improve adhesion and durability of the topcoat.
예문:
"Make sure the wood is dry before applying the first layer of primer."
"A rust-inhibiting primer is essential when painting outdoor metal furniture."
폭약이나 연료를 점화하기 위해 사용하는 뇌관 또는 점화 장치.
A device or substance used to ignite an explosive charge or fuel.
예문:
"The firing pin strikes the primer, which then ignites the gunpowder."
"Technicians carefully replaced the faulty primer in the demolition charge."
DNA 합성의 시작점이 되는 짧은 RNA 또는 DNA 가닥.
A short strand of RNA or DNA that serves as a starting point for DNA synthesis.
예문:
"The PCR process requires a specific primer to bind to the target DNA sequence."
"Without the correct primer, the enzyme cannot begin the replication process."
화장의 밀착력을 높이고 피부 결을 정돈하기 위해 바르는 화장품.
A cosmetic product applied before makeup to create a smooth surface and increase longevity.
예문:
"Using a silicone-based primer can help minimize the appearance of large pores."
"Apply the primer evenly across your face before putting on foundation."