stern notch船尾: stern凹部: dent; valley; recess驳船尾凹部: pushing notch of barge尾凹: caudal fovea凹部: dent; valley; [地质学] recess◇凹部电流 valley current; 凹部电压 valley voltage下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:船尾凹部，即可在微信中查询翻译
