如何使用 "roughly" 造句

1. Roughly half the population was eligible to vote .
老挝大约一半的人口为合格选民。
2. The rest of his side was roughly as expected .
其他首发球员大致与赛前预计的一样。
3. Americans spend roughly 37 billion hours each year waiting in line .
美国人每年花在排队上的时间大概有370亿小时。
4. Atlanta and barcelona have roughly the same population .
大体上,亚特兰大和巴塞罗那的污染程度相似。
5. Researchers use the terms east and west very roughly .
研究者很粗略地使用术语东方和西方。