construction helmet
Obsolete spelling of lack
Any of several bivalve molluscs that are a source of pearls, but especially Pinctada margaritifera.
A personal source of psychic visions and clairvoyance according to certain spiritual beliefs.
Protective headgear worn by a construction worker; a hard hat.
現場監督は、作業員全員が現場に入る前に安全ヘルメットを着用するように指示した。
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DiQt
Free
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