1. In February, at 3.5 percent and 5.5 percent respectively, unemployment rates in Canada and the United States were at generational lows and worker shortages were everywhere. 2月份，加拿大和美国的失业率分别为3.5%和5.5%，达到了几代人以来的最低水平，工人短缺的情况随处可见。
2. Here, she talks about the highs and lows of her life. 此刻，她正谈论着自己生活中的酸甜苦辣。
3. Conversely, "cycle to work" days have done their job by creating pollution lows. 相反，“骑车上班”的日子创造了污染低值，效果明显。
4. Recent renewed surge of the dollar has helped send the pound and the French franc to new lows. 美元最近的重新增值使英镑和法朗下跌到新的低度。
