formerly

副词 formerly:

1. at a previous time;
   同义词：once, at one time, erstwhile, erst

1. Smocks were formerly worn by farm-workers.
   这种罩衫是旧时农民穿的。
2. North American Indians, formerly living east of the Rocky Mountains
   从前居住在落基山脉以东的三个北美印第安人部落的成员。
3. A piece of linen or frill of lace formerly worn by women around the neck and shoulders.
   领布以前的妇女围在脖子或肩上的一块亚麻或加褶的花边
4. Ether was used formerly to put a patient to sleep before an operation.
   从前人们在手术前用乙醚来使病人昏睡。