You need to force a next step immediately by simply typing s (step).
您只需键入s (step)即可立刻进入下一步。
This force is responsible for the ball 's acceleration.
这个力为球提供加速度。
Volunteers constitute more than 95% of The Center 's work force.
该中心95%以上的工作人员是志愿者。
Over half of the U. S. work force is now in jobs that are information based.
在美国半数以上的人在从事以信息为基础的工作。
The U. S economic and military force made itself a great influence over the world affairs.
美国强大的军事和经济实力使他在世界事务上有很大的发言权。
Since 1959, the U. s. Air Force has increased the idea of space in its doctrines.
从1959年开始，美国空军的条令中逐步增加了航天内容。
British task force was allowed to use the U. s. military installations.
美国答应英国特谴队使用美军军事设施。
She stayed at his side, U. S. agents will continue to force her to finish the task.
她留在他的身边，美国特工一定会继续逼她完成任务。
S. Air Force solid-rocket motors.
盈余从美国s。空军固体火箭马达。
The work has received funding from the U. S. Air Force Office of Scientific Research and NSF.
这项工作得到了资助科学研究的美国空军办公室和美国国家科学基金会。
There are sufficient capital and strong technical force in U. s.
美国有充足的资本和强大的技术力量。
Modified versions have also been developed for the U. S. Navy, Air Force, and Coast Guard.
修改后的版本也已经开发了为美国海军，空军和海岸警卫队。
London "s Metropolitan Police Force is directly under the control of Home Secretary."
但伦敦警察署直接与内政大臣管辖。
只是一种习惯而已。
When does it happen and what "s the drive force of extinction in history?"
灭绝何时发生？历史上导致物种灭绝的原因是什么？
When does it happen and what "s the drive force of extinction in history?"
灭绝何时发生？历史上导致物种灭绝的原因是什么？
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