收缩英语怎么说
The marching men had to close up to let the oncoming convoy go past.
For best results, focus on tightening only your pelvic floor muscles.
A drug that constricts the blood vessels.
Artificial muscles can generate electricity during constriction. The electricity may even charge up your mobile phone.
He thought that at any time, the butterfly might spread its wings, shrink the body.
The contraction of facial muscles both influences the internal emotional state and reflects it.
It can contract into the shape of a little round stone, and sit perfectly still on the seafloor.
Admittedly there has been a contraction of village commerce, but its vigour is still remarkable.
If the muscle's contract, then the sack expands, and you can see the colors.
Low temperature contracts metals.
The physicist Fabian reasoned that as intergalactic gas cools, the cooler gas shrinks inward toward the center of the galaxy.
Movements of the rib cage for breathing are reduced during sleep, making the contractions of the diaphragm more important.
As the centuries passed, the rock cooled and hardened, shrinking and cracking into long columns.
They could trace the growth and shrinkage of continental glaciers, even in parts of the ocean where there may have been no great change in temperature—around the equator, for example.
Other woods expand and contract at different rates than oak, so repairs to oak ships done with those woods split or leak.
During months without water under a harsh sun, they wither, shrink and contract until they look like a pile of dead gray leaves.
Contraction of front and side parts as cells die off was observed in some subjects in their thirties, but it was still not evident in some sixty and seventy-year-olds.
Astronomers theorize that a black hole forms when a massive object shrinks catastrophically under its own gravity, leaving only a gravitational field so strong that nothing escapes it.
Severe migraines can be treated with a drug that constricts the blood vessels.
Glass contracts as it cools.
The heart muscles contract to expel the blood.
The contractions started coming every five minutes.
Blood is only expelled from the heart when it contracts.
In this exercise, the muscles are elongating rather than contracting.
The sudden contraction of the markets left them with a lot of unwanted stock.