Gravitymeters and their operators were lowered to the water bottom in diving bells.
重力仪及操作员们都在钟形潜水器内沉到水底。
2
and gravity gives you an acceleration of 9.8 meters per second squared.
因为地球的重力,提供了9。8米/秒2的加速度。
3
New York City couple Erin Finnegan and Noah Fulmor floated into matrimony thousands of meters above the Gulf of Mexico in what organizers said was the world's first zero gravity wedding.