sac
英 [s?k]
美[s?k]
- n. [生物] 囊；液囊
- n. (Sac)人名；(西)薩克
TOEFL低頻詞
詞態(tài)變化
復數(shù):?sacs;
助記提示
1. sack => sac.
中文詞源
sac 囊
來自法語 sac,囊，來自拉丁語 saccus,袋子，口袋，詞源同 sack.
英文詞源
- sac
- sac: see sachet
- sac (n.)
- "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").
雙語例句
- 1. Good morning. This is Brown from SAC.
- 早上好, 我是SAC公司的布朗先生.
來自互聯(lián)網(wǎng)
- 2. RAR α expression level of SAC activated CBL was increased by RA ( P
- RA上調(diào)SAC活化CBL中RAR-α的基因表達水平 ( P
來自互聯(lián)網(wǎng)
- 3. Amniocentesis is the removal of fluid from the amniotic sac.
- 羊膜穿刺術是從羊膜囊抽取羊水的技術.
來自辭典例句
- 4. The peritoneal cavity is a closed sac.
- 腹膜腔是一個封閉的囊腔.
來自辭典例句
- 5. The heart sounds are muffled when the pericardial sac is distended with fluid.
- 當心包充滿液體時心音減弱.
來自辭典例句