weightlessness; zero gravity
Tone colorsmāmámǎmàma
Meanings
1 sense · 3 examplesverb
to lose weight; to become weightless (due to reduced gravity or free fall)
technicalIn physics, this occurs when gravitational force is minimized (e.g., in space) or during free-fall acceleration toward Earth's center. Commonly experienced in elevators descending rapidly or during spaceflight.
Yǔ宇
háng航
yuán员
zài在
tài太
kōng空
zhōng中
huì会
jīng经
lì历
shī失
zhòng重
。
Astronauts experience weightlessness in space.
Dāng当
shēng升
jiàng降
jī机
kāi开
shǐ始
xià下
jiàng降
shí时
，
nǐ你
huì会
gǎn感
dào到
duǎn短
zàn暂
de的
shī失
zhòng重
。
When the elevator starts to descend, you will feel brief weightlessness.
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Cháng长
qī期
de的
shī失
zhòng重
huán环
jìng境
huì会
duì对
rén人
tǐ体
gǔ骨
gé骼
chǎn产
shēng生
bù不
lì利
yǐng影
xiǎng响
。
Long-term weightless environments have adverse effects on human bones.