심각한 부상이나 질병으로 인해 장기간 지속되는 깊은 무의식 상태.
A state of prolonged deep unconsciousness, typically resulting from severe injury or illness.
예문:
"The patient has been in a deep coma since the head injury occurred."
"Medical staff are hoping he will eventually wake up from his coma."
혜성의 핵을 둘러싸고 있는 가스와 먼지로 된 성운 모양의 부분.
The nebulous envelope of gas and dust that surrounds the nucleus of a comet.
예문:
"As the comet approaches the sun, its coma grows larger and brighter."
"Astronomers used the telescope to analyze the chemical composition of the comet's coma."
광학 렌즈에서 빛이 한 점에 모이지 않고 혜성 꼬리처럼 번져 보이는 현상.
An optical aberration in which light rays from an off-axis point reach the image plane at different locations, creating a comet-like blur.
예문:
"Specialized lens coatings can help reduce the effects of coma in night photography."
"The telescope's mirror was slightly misaligned, causing a noticeable coma in the images."
일부 씨앗 끝에 붙어 있는 털 뭉치나 줄기 끝에 모여 있는 잎사귀 군집.
A tuft of hairs on a seed, or a terminal cluster of leaves or bracts on a plant stem.
예문:
"The silky coma of the seed allows it to be easily carried by the wind."