词族 · toluene
词形变化
英语词源
- toluene (n.)
- colorless liquid hydrocarbon, 1855, from German toluin (Berzelius, 1842), from Tolu, place in Colombia (now Santiago de Tolu) from which "balsam of Tolu" was obtained from the bark of certain trees, which were known in Europe by the name of the port. The chemical so called because it was first distilled (1841) from balsam of Tolu. The place name is of unknown origin.
权威例句
- 1. The ability of currently existing toluene.
- 现在现有toluene的能力.
- 2. The experimental data obtained for the oxidation of toluene represents one of the most extensive data.
- 因为toluene的氧化表现最广泛的数据之一,实验的数据获得.
- 3. Thermometers are filled with fluids such as toluene or alcohol.
- 温度计装有甲苯或酒精.
- 4. The diisocyanates ( crosslinbers ) used have included toluene diisocyarate.
- 所用的二异氰酸酯 ( 交联剂 ) 包括甲苯二异氰酸酯.
- 5. The diisocyanates used have included toluene diisocyarate.
- 所用的二异氰酸酯包括甲苯二异氰酸酯.