单词	well-pit
释义	well-pit un. 井孔 [网络] 井道底坑
随便看	trace rotation system trace route traceroute tracerouted traceroutes trace routine tracerouting tracer particle tracer pin tracer point tracer principle tracer pulse chromatography tracer pulse technique tracer response curve tracer roller tracers tracer scale tracer-scale extraction tracer scale extraction tracer shell tracers of a crime tracer solution tracer spool valve Tracer Stripe tracer studies 言方行圆言无不尽言无二价言无伦次言是人非言有尽而意无穷言来语去言气卑弱言清行浊言犹在耳ドラムドラムかんドラムかん【ドラム缶（ドラム罐）】ドラムカンドラムスコドラム缶ドラム罐ドラム［drum］ドラヤキドラ声