重點講解：
1. in the least
絲毫；一點兒；
eg. I'm not in the least bit touched by the Marilyn Monroe kind of beauty.
我對瑪麗蓮·夢露那種美一點兒都不動心。
eg. I don't think you need to worry in the least.
我看你一點也不用著急。
2. pose a threat to
對……構成威脅；
eg. This could pose a threat to jobs in the coal industry.
這可能會給煤炭產業的就業造成威脅。
eg. Uranium occurs naturally throughout the world, but is normally only present in low background levels which pose no threat to human health.
天然鈾廣泛分布在自然界中，但正常情況下其環境背景值很低，對人體健康無害。
3. return to
返回，回到；
eg. At the end of my term of enlistment I decided to return to civilian life.
在我退役的時候，我決定復員過平民生活。
eg. Once most wires are bent out of shape, they don't return to the original position.
大多數金屬絲一旦彎曲變形就無法恢復原狀。