castor sugar (also caster sugar)

white sugar in fine grains 细白砂糖.

cast, cast about for, cast aside, cast back, cast iron, cast light on, cast oneself on, cast-off, castanets, castaway, caste, castellated, castigate, castigation, casting, casting vote, castle, castoff, castor (also caster), castor oil, castrate, castration, casual, casually, casualness, casuals, casualty, casualy, casuist, casuistic, casuistically, casuistry, casus belli, cat, cat burglar, cat out of the bag, cat's-cradle, Cat's-eye, cat-o-nine-tails, cataclysm,