snorkelling (US snorkeling)

n [U] action or sport of swimming with a snorkel 戴潜水通气管潜泳（运动）.

snob, snob appeal (also `snob value), snobbery, snobbish, snobbishly, snobbishness, SNOBOL (also Snobol), snog, snogging, snook, snooker, snoop, snooper, snootily, snootiness, snooty, snooze, snore, snorer, snorkel, snort, snorter, snot, snotty, snout, snow, snow fall, snow job (infml 口 esp US), snow-blind, snow-blindness, snow-blower, snow-bound, snow-capped, snow-drift, snow-field, snow-goose, snow-leopard, snow-line, snow-plough (US `snow-plow), snow-shed,