2 sentences

1. 珈玛射线具有极强的穿透力。

   jiā mǎ shè​xiàn jù​yǒu jí qiáng de chuān​tòu​lì.

   Gamma rays have extremely strong penetrating power.

   Source: Dong Chinese Dictionary

2. 伽马射线具有极强的穿透力。

   gā​mǎ shè​xiàn jù​yǒu jí qiáng de chuān​tòu​lì.

   Gamma rays have extremely high penetrating power.

   Source: Dong Chinese Dictionary