通(つう)じるto be open (to traffic), to lead to, to communicate (with), to flow (liquid, current), to pass, to get through to, to be understood, to be comprehended, to be honored, to be good, to be well versed in, to be well-informed, to communicate clandestinely, to keep in touch (e.g. with the enemy), to form a liaison, to be intimate, to spread widely, to disseminate

この山道(さんどう)は山頂(さんちょう)に通(つう)じています。

This mountain trail leads to the summit. {to be open (to traffic), to lead to, to communicate (with), to flow (liquid, current), to pass, to get through to, to be understood, to be comprehended, to be honored, to be good, to be well versed in, to be well-informed, to communicate clandestinely, to keep in touch (e.g. with the enemy), to form a liaison, to be intimate, to spread widely, to disseminate}

田舎(いなか)には鉄道(てつどう)が通(つう)じていない地域(ちいき)がある。

There are areas in the countryside where railways do not pass through. {to be open (to traffic), to lead to, to communicate (with), to flow (liquid, current), to pass, to get through to, to be understood, to be comprehended, to be honored, to be good, to be well versed in, to be well-informed, to communicate clandestinely, to keep in touch (e.g. with the enemy), to form a liaison, to be intimate, to spread widely, to disseminate}

回線(かいせん)が混(こ)み合(あ)っていて電話(でんわ)がなかなか通(つう)じません。

The line is busy and I'm having trouble getting through on the phone. {to be open (to traffic), to lead to, to communicate (with), to flow (liquid, current), to pass, to get through to, to be understood, to be comprehended, to be honored, to be good, to be well versed in, to be well-informed, to communicate clandestinely, to keep in touch (e.g. with the enemy), to form a liaison, to be intimate, to spread widely, to disseminate}

冗談(じょうだん)が通(つう)じないとあって、彼女(かのじょ)とはなかなか会話(かいわ)が弾(はず)まない。

Because jokes don't get through to her, it's hard to have a lively conversation with her. {to be open (to traffic), to lead to, to communicate (with), to flow (liquid, current), to pass, to get through to, to be understood, to be comprehended, to be honored, to be good, to be well versed in, to be well-informed, to communicate clandestinely, to keep in touch (e.g. with the enemy), to form a liaison, to be intimate, to spread widely, to disseminate}

言葉(ことば)が通(つう)じないとしても、身振(みぶ)りや表情(ひょうじょう)で気持(きも)ちが通(つう)じることもあります。

Even if words are not understood, feelings can sometimes be communicated through gestures and facial expressions. {to be open (to traffic), to lead to, to communicate (with), to flow (liquid, current), to pass, to get through to, to be understood, to be comprehended, to be honored, to be good, to be well versed in, to be well-informed, to communicate clandestinely, to keep in touch (e.g. with the enemy), to form a liaison, to be intimate, to spread widely, to disseminate}