magnifying glass; convex lens
Tone colorsmāmámǎmàma
Meanings
1 sense · 5 examplesnoun
magnifying glass; convex lens
neutralA convex lens used to magnify small objects. It is a common everyday tool and a fundamental optical instrument.
Yé爷
ye爷
yòng用
fàng放
dà大
jìng镜
dú读
bào报
zhǐ纸
shàng上
de的
xiǎo小
zì字
。
Grandpa uses a magnifying glass to read the small print in the newspaper.
Zài在
shí实
yàn验
shì室
lǐ里
，
wǒ我
men们
cháng常
yòng用
fàng放
dà大
jìng镜
guān观
chá察
kūn昆
chóng虫
biāo标
běn本
。
In the laboratory, we often use a magnifying glass to observe insect specimens.
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Zhè这
ge个
fàng放
dà大
jìng镜
de的
fàng放
dà大
bèi倍
lǜ率
shì是
wǔ五
bèi倍
。
The magnification power of this magnifying glass is five times.
Zhū珠
bǎo宝
jiàn鉴
dìng定
shī师
zǒng总
shì是
suí随
shēn身
dài带
zhe着
yī一
gè个
gāo高
bèi倍
fàng放
dà大
jìng镜
。
A gemologist always carries a high-powered magnifying glass.
Fàng放
dà大
jìng镜
de的
yuán原
lǐ理
shì是
guāng光
xiàn线
tōng通
guò过
tū凸
tòu透
jìng镜
fā发
shēng生
zhé折
shè射
。
The principle of a magnifying glass is the refraction of light through a convex lens.