radiate

美 { "us": "", "uk": "" }
英 { "us": "", "uk": "" }
数据源: ai_enrichment
动词:指从中心向外发出光线、热量、能量或情感等;形容词:形容呈辐射状或具有射线的。

用法要点

句型搭配

常用作及物动词,后接宾语表示放射或散发的内容;也可作不及物动词,表示发光或辐射。

• radiate heat
• radiate from the center
• radiate confidence

介词用法

与介词from连用表示来源,如radiate from...;与介词with连用表示伴随状态,如radiate with...。

• radiate from the sun
• radiate with joy
• radiate outwards

语域说明

在科技和物理语境中多指辐射能量;在日常和文学语境中可比喻情感或气质的流露。

• radiate electromagnetic waves
• radiate warmth and kindness

基础例句

The sun radiates heat and light, making life on Earth possible.

太阳放射出热量和光线,使得地球上的生命得以存在。

She always radiates confidence when she gives a speech.

她演讲时总是散发出自信。

The fireplace radiates warmth throughout the room on cold nights.

在寒冷的夜晚,壁炉向整个房间散发出温暖。

高级例句

In physics, radioactive materials radiate energy in the form of particles or waves.

在物理学中,放射性物质以粒子或波的形式辐射能量。

The new marketing strategy aims to radiate the brand's core values across global markets.

新的营销策略旨在将品牌的核心价值传播到全球市场。

Studies show that urban areas radiate more heat than rural ones, contributing to the heat island effect.

研究表明,城市地区比农村地区辐射更多热量,加剧了热岛效应。

高频搭配

verb

radiate heatradiate lightradiate energyradiate confidenceradiate warmth

adjective

radiate patternradiate structureradiate designradiate symmetry

noun

heat radiatelight radiateenergy radiateconfidence radiatewarmth radiate

adverb

radiate brightlyradiate stronglyradiate gentlyradiate outward

preposition

radiate fromradiate withradiate throughradiate across

phrase

radiate outwardsradiate in all directionsradiate from the centerradiate positive energy

常见错误

❌ 错误:The light radiates to the room.
✓ 正确:The light radiates throughout the room.

错误使用了介词to,radiate通常表示从中心向四周扩散,应用throughout或across等表示范围的介词。

❌ 错误:He radiates happy.
✓ 正确:He radiates happiness.

radiate作为及物动词后应接名词作宾语,happy是形容词,需改为名词happiness。

近义词辨析

emit

emit更强调主动发出或释放,常用于气体、声音或信号;radiate侧重从中心向外扩散,多用于光、热或情感。

The factory emits pollutants (强调释放);The sun radiates warmth (强调扩散)。

spread

spread泛指传播或蔓延,范围较广;radiate特指从一点向四周放射,更具方向性和中心性。

News spread quickly online (广泛传播);The light radiates from the lamp (从灯中心向外放射)。