| 单词 | e |
| 释义 | e Maths. , symbol for the base of natural (Napierian) logarithms • (ital.) Maths. , symbol for eccentricity (of an ellipse or other conic) • (or e.) electromotive • (or e) Physics , symbol for electron • (ital.) Physics , symbol for electron (or proton) charge • (ital.) Chem. , symbol for equatorial conformation (of molecules) • Physics , symbol for positron (in e+ ) • Maths. , symbol for the transcendental number 2.718.282 … • (bold ital.) Maths. , symbol for unit coordinate vectors (in e x, e y, e z) • Meteorol. , symbol for wet air • indicating the fifth vertical row of squares from the left on a chessboard |
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