How to say Yanchang county in Yan'an 延安[Yan2 in Chinese 延长

代表向大会建议延长会期一天。 ( Delegates suggested to the conference that the session be extended by one day. )

会议延长半天 ( Meeting extended for half a day )

工期不得无限期延长。 ( The construction period shall not be extended indefinitely. )

煤气管道又向西延长了20公里 ( The gas pipeline extended another 20 kilometers westward )

赛期延长了。 ( The game period has been extended. )

这个音要延长一拍。 ( This sound has to be extended by one beat. )

可以把平行线定义为无限延长而不相交的两条直线。 ( Parallel lines can be defined as two straight lines that extend indefinitely without intersecting. )

延长盟约期限 ( Extend the covenant )

电冰箱保养得好，可以延长使用年限。 ( Refrigerators are well maintained to extend their useful life. )