微小

Question 1

minuscule

Answer 1

minuscule [mɪˈnʌskjul]
(a) 微小的
(MW) very small <minuscule amounts >
[例] public health officialshave claimed that the chemicalis harmless in such minuscule amounts
[記] min-表小 (minimum) ，max-表大 (maximum) 。

Question 2

infinitesimal

Answer 2

infinitesimal [ˌɪnfɪnəˈtɛsəməl]
(a) 微小的 (無限小的)
(MW1) extremely small
(MW2) immeasurably orincalculably small <an infinitesimal difference >
[例] a soft drink with only an infinitesimal amount of caffeine
[記] 用 “無限 (infinite) 小” 來記，把字尾的-simal 想成是small。