plasma
/'plæzmә/
托福基础词汇
BNC词频: #5,908
当代词频: #8,260
中文释义
n. 血浆, 淋巴液, 原生质, 等离子体
[化] 等离体; 等离子体
英文释义
n. the colorless watery fluid of the blood and lymph that contains no cells, but in which the blood cells (erythrocytes, leukocytes, and thrombocytes) are suspended
n. a green slightly translucent variety of chalcedony used as a gemstone
n. (physical chemistry) a fourth state of matter distinct from solid or liquid or gas and present in stars and fusion reactors; a gas becomes a plasma when it is heated until the atoms lose all their electrons, leaving a highly electrified collection of nuclei and free electrons