⒈孕妇在妊娠初期食欲异常、恶心、呕吐的现象。[vomiting during pregnancy; morning sickness;]
⒈ 孕妇在妊娠初期食欲异常、恶心、呕吐的现象。
⒈ 怀孕初期所发生的食欲异常、呕吐现象。