snow-line

n level (in feet or metres) above which snow lies permanently at any one place 雪线（终年积雪的下界线, 用英尺或公尺丈量）: climb above the snow-line 攀越雪线.

snorer, snorkel, snorkelling (US snorkeling), 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-plough (US `snow-plow), snow-shed, snow-shoe, snow-white, snowball, snowbank, snowdrift, snowdrop, snowfall, snowflake, snowman, snowstorm, snowy, Snr, snub, snub nose, snub-nosed, snuff, snuff-box, snuffle,