双: two; twin; both; dual锚: anchor备双锚: stand by both anchors抛双锚: moor with two anchors双锚泊: riding at two anchors双锚目: amphidiscophorida长短双锚泊: tandem moor船首双锚泊: moor anchors ahead后退抛双锚: riding moor前后双锚泊: all fours mooring前进抛双锚: running moor双锚泊船: two anchor mooring双锚单交叉: cross双锚锁环: mooring swivel双锚系泊: two-anchor mooring双锚系泊法: dropping moor双锚镇环: mooring swivel准备双锚: stand by both anchors后退抛双锚法: moor with stern way抛艏双锚状态: hawse前进抛双锚法: flying moor; take a running moor后退一字抛双锚法: ordinary mooring抛双锚时船回转: two turn抛双锚时船回转540: round turn in the hawse抛双锚时船回转720: round turn and elbow