petcock
导读：petcock读音音标
英 [\'petkɒk]美 [\'petˌkɒk]
petcock意思解释
n.小活栓，小龙头； 英英释义 petcock[ \'petkɔk ]n.regulator consisting of a small cock or faucet or v
英 [\'petkɒk]美 [\'petˌkɒk]
petcock意思解释
n.小活栓，小龙头； 英英释义 petcock[ \'petkɔk ]n.regulator consisting of a small cock or faucet or v
petcock读音音标
英 [\'petkɒk]
美 [\'petˌkɒk]
petcock意思解释
n.
小活栓，小龙头；
英英释义
petcock[ \'petkɔk ]
n.
regulator consisting of a small cock or faucet or valve for letting out air or releasing compression or draining
