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单词
blood island
释义
blood island
[`blǝd ´ī·lǝnd]
EMBRYOLOGY
One of the areas in the yolk sac of vertebrate embryos allocated to the production of the first blood cells.
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transmission regulator
transmission security
transmission speed
transmission substation
transmission time
transmission tower
transmissivity
transmissometer
transmissometry
transmit
transmit-receive tube
transmittability
transmittance
transmittance meter
transmittancy
transmitted-carrier operation
transmitted wave
transmitter
transmitter-distributor
transmitter noise
transmitter off
transmitter on
transmitter-receiver
transmitter synchro
rasp
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更新时间:2026/1/21 5:15:12