During long cultivation under conditions which vary in very different degrees, such as moisture, the amount of salts, light intensity, temperature, oxygen, it is possible that sudden and special disturbances in the relations of the cell substances have a directive influence on the inner organisation of the sexual cells, so that not only inconstant but also constant varieties will be formed.英文原著 · 《Darwin and Modern Science》
My new line is listening to what he actually says, and his standing directive is stay clear of Axelrod, so that's what we're gonna do.美剧 · 《Billions》
A directive from Axe that the money remain untouched.美剧 · 《Billions》