emit的音标

英 [iˈmɪt]

美 [iˈmɪt]

emit的用法

v. 发出，射出，散发(光、热、声音、气等)

第三人称单数： emits 现在分词： emitting 过去式： emitted 过去分词： emitted

记忆技巧：e 出 + mit 送，放出 → 放出〔气味、光亮〕等 → 发光；发出〔气味等〕

emit的例句

1.The new device emits a powerful circular column of light.
新设备发出明亮的圆形光柱。

2.Polly blinked and emitted a long, low whistle.
波莉眨了眨眼，吹了一声低沉而悠长的口哨。

3.A fixed star can emit light and heat by itself.
恒星本身发光发热。

4.It is unlawful for factories to emit black smoke into the air.
现在，工厂往空气中排黑烟是违法的。

5.They emit strong red fluorescence both in solution and in solid state under UV light.
这些化合物在紫外光的激发下，固态和溶液都能产生强烈的红色荧光。

emit的常见句型

用作动词 (v.)

用作及物动词
S+emit+ n./pron.

1.Geysers emit water.
间歇泉喷出水来。

2.She was heard to emit a cry of horror.
人们听到她发出恐怖的叫声。

emit的常用短语

用作动词 (v.)

emit from( v.+prep. )
从…中发出 send sth out from sth

emit into( v.+prep. )
将…散发到…中 send sth out into somewhere

emit的词汇搭配

用作动词 (v.)

emit+名词

emit a shriek 发出一声尖叫
emit ashes 喷出灰
emit energy 释放能量
emit smoke 喷出烟

emit+介词

emit into 使散发到…

emit的真题例句

1.Popping food into the microwave for a couple of minutes may seem utterly harmless, but Europe's stock of these quick-cooking ovens emit as much carbon as nearly 7 million cars, a new study has found.
2019年12月四级真题（套）阅读 Section C

2.These cars emit more than all the microwaves in the EU.
2019年12月四级真题（套）阅读 Section C

3.But the most sensible form of adaptation is surely to adapt our energy systems to emit less carbon pollution.
2017年高考英语江苏卷 阅读理解 阅读D 原文

4.The climate change we are hastening could one day leave us with forests that emit more carbon than they absorb.
2019年考研真题（英语二）阅读理解 Section Ⅱ