词根词缀记忆法16
degree 毕业证
It is quite a dilemma to choose from a and b. Without any hesitation, I would, however, vote for a.
bicycle bilingual <lingu> linguist linguistics trilingual sublingual 舌下的 bisexual
tri- triple trilingual tripod triangle
<lingu>linguist linguistics linguistic trilingual sublingual
oct- 8 October octagonal-shaped octopus y=x+2
dec-10 decade decimeter
Sept-wolves
Cent- 100 century centimeter Centipede
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