"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(dāng)麻煩的.
來自辭典例句
2. The President sat glumly rubbing his upper molar, saying nothing.
總統(tǒng)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(fā)現(xiàn)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(jù)克分子濃度而非根據(jù)活度得到的粗略計算結(jié)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.