Momentary/'m+ument+ri/的意思是"瞬刻的"、"暂时的"(transitory or lasting only for a moment),其后常跟pain、interruption、expectation、happiness、emotion等词,其同义词是transient/ephemeral;反义语是lasting。例:
They can only secure momentary happiness.
他们只能获得暂时的幸福。
It is a momentary reaction.
那是一种短暂的反应。
Momentous/m+u'ment+s/的意思是"重大的"、"重大的"(of great consequence)。其后常跟events、news、moments、date(等词,其同义词是important、highly significant;反义语是trifling。例:
Hong Kong's return to China is a momentous event in 1997.