我数学测试没过 My Mathematics test failed
还没经过测试 Not Yet Been Tested
没测试过
Not tested.
以上为机器翻译结果，长、整句建议使用 人工翻译 。
注意：我没测试过，不过GEN系统应该也可以。
Note: I haven't tested it, but it more than likely works with GEN too.
youdao
他说在一些案例中，做胎教视频公司根本就没测试过他们的产品。
"In many cases, the corporations making the educational videos are not even testing their own products," he says.
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