"biological pocket," 1741, from French sac, from Latin saccus "bag" (see sack (n.1)).
Sac
central Algonquian people who lived near the upper Mississippi before the Black Hawk War of 1832, from French Canadian Saki, probably a shortened borrowing of Ojibwa (Algonquian) /osa:ki:/, literally "person of the outlet" (of the Saginaw River, which itself contains their name, and means literally "in the Sauk country").
例文
1. Good morning.This is Brown from SAC .
おはようございます。 SAC のブラウンです。
2.RARαexpression level of SAC activated CBL was increased by RA(P
RA SAC 活性化CBLにおけるRAR-αの遺伝子発現レベル(P
3.Amniocentesis is the removal of fluid from the amniotic sac .
羊膜穿刺術は羊膜嚢から羊水を抽出する技術である。
4.The peritoneal cavity is a closed sac .
腹膜腔は閉じた嚢腔である。
5.The heart sounds are muffled when the pericardial sac is distended with fluid.