convection

名词 convection:

1. the transfer of heat through a fluid (liquid or gas) caused by molecular motion
2. (meteorology) the vertical movement of heat or other properties by massive motion within the atmosphere

1. A partly enclosed, directly heated surface from which warm air circulates by convection.
   对流式加热机一个部分被封闭，暖空气在其直接加热的表面上通过对流进行循环的装置
2. One of the ways to dissipate perspiration is by convection.
   散发汗水的一种方法是通过对流作用。
3. In convection, hot currents flow upwards.
   在对流中热气流向上运动。

con.vec.tion

n.（名词）
The act or process of conveying; transmission.
传导：传送或传导的行为或过程；传递
Physics
【物理学】
Heat transfer in a gas or liquid by the circulation of currents from one region to another.
对流：气体或液体中通过从一层到另一层的气流（或水流）循环进行的热传递
Fluid motion caused by an external force such as gravity.
流体运动：由重力等外力引起的流体运动
Meteorology The transfer of heat or other atmospheric properties by massive motion within the atmosphere, especially by such motion directed upward.
【气象学】 大气对流：通过大气层内大规模气流运动进行的热量或其它大气属性的传递，尤指通过向上的气流运动

来源：
Late Latin convectiô convectiôn-
后期拉丁语 convectiô convectiôn-
from convectus [past participle of] convehere [to carry together]
源自 convectus [] convehere的过去分词 [一起搬运]
Latin com- [com-]
拉丁语 com- [前缀，表.一起.]
Latin vehere [to carry] * see wegh-
拉丁语 vehere [搬运] *参见 wegh-

【引伸】
convec.tional
adj.（形容词）
convec.tive
adj.（形容词）
convec.tively
adv.（副词）