1680s, "pointed stake (for defense against cavalry, etc.)," from French piquet "pointed stake," from piquer "to pierce" (see pike (n.2)). Sense of "troops posted to watch for enemy" first recorded 1761; that of "striking workers stationed to prevent others from entering a factory" is from 1867. Picket line is 1856 in the military sense, 1945 of labor strikes.
picket (v.)
1745, "to enclose with pickets," from picket (n.). The sense in labor strikes, protests, etc., is attested from 1867. Related: Picketed; picketing.
例文
1. There are picket lines all over the place.
至る所にストライキピケラインがあります。
2.No one tried to cross the picket lines.
ピケラインを通過しようとした人はいません。
3.Fire crews refused to cross the picket line.
消防士は工場包囲部隊の人垣を突破することを拒否した。/
4.He lives in a white-painted frame house behind a picket fence up in Connecticut.
彼はコネチカット州北部の白く塗った木製の家に住んでいて、部屋の前に杭フェンスが立っています。
5.The miners are trying to get factory workers to join them on the picket line.