first是第一。
They first had a great house cleaning .他们首先给屋子来一个大扫除。
Our team made 307 runs in its first inning .我们队在第一局获307分。
There is a budget department on the firstfloor .一楼有廉价商品部。
At first this did but augment her grief !起初，这只增添了她的悲伤！
It was the first eyebar suspension bridge .它是第一座眼杆式悬索桥。
语音朗读：