词汇	Top of skull not flat
释义	Top of skull not flat. 头盖骨不平整。
随便看	self-propelled water barge self-propelled water-saving irrigating machine self-propelled water-saving Irrigation self-propelled weapon self propelled wheelchair self-propelled wheelchair self-propelled workover rig self-propeller model test self-propeller ship selfpropelling self-propelling self-propelling brush self propelling bucket dredger self propelling dredge self propelling dredger self-propelling dredger self-propelling harvester for wheat and rice self-propelling landing gear self propelling launcher self-propelling launcher self-propelling ship self propelling suction dredger self-propelling swinging crane selfpropelling tripper self propelling tripper