这次创业失败是对他意志力的一次巨大考验。

Zhè cì chuàngyè shībài shì duì tā yìzhìlì de yī cì jùdà kǎoyàn.

This entrepreneurial failure was a huge test of his willpower.

长期的异地恋考验着他们的感情。

Chángqī de yìdì liàn kǎoyàn zhe tāmen de gǎnqíng.

The long-distance relationship is testing their feelings for each other.

只有经历过考验的友谊才更加可靠。

Zhǐyǒu jīnglì guò kǎoyàn de yǒuyì cái gèngjiā kěkào.

Only friendships that have been tested are more reliable.