短语
水下浮标系统
undersea buoy system
;
subsurface buoy system
上下浮动
float up or down
;
Fluctuate
水下浮标
[水运]
subsurface float
;
submerged float
;
Float subsurface
凹下浮雕
inset emboss
水下浮筒
sub-surface buoy
汇率下浮
floating downward
上下浮游的鱼群
catanadromous
下浮雕
[古生]
hyporelief
限定下浮债券
DROPLOCK BONDS
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