molar
英 ['m??l?]
美['mol?]
- adj. 臼齒的；摩爾的；磨碎的
- n. 臼齒，[解剖] 磨牙
GRE擴展詞匯
詞態變化
復數:?molars;
中文詞源
molar 磨牙，臼齒
來自拉丁語molaris dens,磨牙，來自molaris,磨，詞源同mill,dens,牙齒，詞源同tooth.
英文詞源
- molar
- molar: see mill
- molar (n.)
- "grinding tooth," mid-14c., from Latin molaris dens "grinding tooth," from mola "millstone," from PIE root *mel- "to rub, grind" (see mill (n.1)). As an adjective in this sense from 1620s. In Old English they were cweorntee "quern-teeth."
- molar (adj.)
- in chemistry, "pertaining to one mole," 1902, from mole (4) + -ar.
雙語例句
- 1. Expression of hydrogenion concentrations in terms of molar concentrations is rather cumbersome.
- 用摩爾濃度表示氫離子濃度是相當麻煩的.
來自辭典例句
- 2. The President sat glumly rubbing his upper molar, saying nothing.
- 總統愁眉苦臉地坐在那里,磨著他的上牙, 一句話也沒有說.
來自辭典例句
- 3. In 1927, at Chou - k'ou - tien, near Peking, a hominid lower molar of unusual pattern was discovered.
- 1927年, 在北京附近的周口店發現一顆形狀異常的人類下臼齒.
來自辭典例句
- 4. Rough calculations obtained by use of molar concentrations rather than activities are sufficient.
- 根據克分子濃度而非根據活度得到的粗略計算結果即可滿足要求.
來自辭典例句
- 5. THE INFLUENCE OF DENTAL FACTORS TO ERUPTION OF THE MANDIBULAR THIRD MOLAR.
- 牙齒因素對下頜第三磨牙萌出的影響.
來自互聯網