| 单词 | shot line |
| 释义 | > as lemmasshot line shot line n. (a) (see quot.); (b) = shot rope n. below. ΘΚΠ the world > movement > progressive motion > moving with current of air or water > movement in or on water > [noun] > underwater swimming > equipment armour1721 lifeline1808 shot line1884 plumper line1896 shot rope1909 aqualung1950 scuba1952 snorkel1953 weight belt1955 umbilical pipe1968 1884 E. H. Knight Pract. Dict. Mech. Suppl. Shot Line, the cord attached to a projectile fired from a piece to fall over a wreck or stranded vessel and thus establish communication between ship and shore. 1968 A. P. Balder Compl. Man. Skin Diving xiii. 248 A shot line..should be used from a boat when diving in bad visibility. 1976 L. Zanelli & G. Skuse Sub-aqua Illustr. Dict. 84/2 Shot line, a line to which a very heavy weight (or ‘shot’) is fixed. It is used to guide the descent and ascent of divers. It must not be used as an anchor, because shot lines should be hung vertically. < as lemmas |
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