他有安全许可，这准许他接触机密。
He has a security clearance that allows him access to classified information.
这对双胞胎完成了作业，得到准许可以在操场上打羽毛球。
The twins, who had finished their homework, were allowed to play badminton on the playground.
他说他们错误地以为持有标准许可证就足够了。
He says they mistakenly believed the standard licences they held were sufficient.
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