toncontin通: open up or clear out by poki ...孔: hole; opening; aperture孔廷: contin通孔: abbohren; body size hole; clear opening; feedthrough; interlock pore; open-end hole; through hole; through-hole通孔, 贯通孔: thru hole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:通孔廷,即可在微信中查询翻译