tread down踏: step on; stamp on; tread结实: solid; sturdy; durable攀踏结: harness hitch结实: bear fruit; seed; fructify; fruit; fructification 这些树每年结实。 these trees fruit annually攀踏结〔绳结的一种〕。: harness hitch下载手机词典可随时随地查词查翻译