?意思：GSI是Global System for Mobile Communications Support Indicator的縮寫，意為全球移動(dòng)通信支持指示器。

用法：GSI通常用于移動(dòng)通信領(lǐng)域，指示設(shè)備是否支持特定的移動(dòng)通信標(biāo)準(zhǔn)。它可以幫助用戶確定設(shè)備是否能夠與不同的移動(dòng)網(wǎng)絡(luò)進(jìn)行通信。

例句1：這款手機(jī)具有GSM和CDMA雙模式，可以在世界上大多數(shù)地區(qū)使用。

This phone has dual GSM and CDMA modes, which can be used in most regions around the world.

例句2：請(qǐng)確認(rèn)您的設(shè)備是否具有GSI功能，以便在國際漫游時(shí)能夠正常使用。

Please confirm if your device has GSI function, so that it can work properly during international roaming.

例句3：這款智能手表支持4G網(wǎng)絡(luò)，具有最新的GSI技術(shù)，可以提供更快的數(shù)據(jù)傳輸速度。

This smartwatch supports 4G network and has the latest GSI technology, which can provide faster data transfer speed.

例句4：作為一名旅行者，我需要一部支持多種移動(dòng)網(wǎng)絡(luò)的手機(jī)，這樣就不用擔(dān)心在國外無法使用了。

As a traveler, I need a phone that supports multiple mobile networks so that I don't have to worry about not being able to use it abroad.

例句5：該公司最新推出的智能音箱具有GSI功能，可以通過語音連接到各種移動(dòng)網(wǎng)絡(luò)。

The latest smart speaker launched by the company has GSI function, which can be connected to various mobile networks through voice control.

同義詞及用法：GSI的同義詞為Mobile Network Support Indicator，也是指示設(shè)備是否支持特定移動(dòng)網(wǎng)絡(luò)的功能。它可以用來判斷設(shè)備是否適用于不同或地區(qū)的移動(dòng)通信標(biāo)準(zhǔn)。