1. 大蚯蚓：大起大落/wide fluctuation | 大蚯蚓/dew worm | 大人,大师/Very Reverend

2. 蚯蚓：3. bladder worm 囊虫 | 4. dew worm 蚯蚓 | 5. guinea worm disease 麦地那龙线虫病

noun

1. terrestrial worm that burrows into and helps aerate soil
often surfaces when the ground is cool or wet
used as bait by anglers

Synonym: earthwormanglewormfishwormfishing wormwigglernightwalkernightcrawlercrawlerred worm