Haldane guesses that a dog would probably be able to place the acids in the order of their molecular weights by their smells, just as a man could place a number of piano wires in the order of their lengths by means of their notes.
多いだけです ホールデンの推測では、人間がピアノの弦の長さを その音程によって感じられるのと同じように 犬もニオイによって脂肪酸の分子量を 感じられるだろう、というのです