You can second guess yourself, and then triple and quadruple guess when it comes to making a demo, but in reality, it's kind of like a test.
你可以对自己进行二次质疑，然后反复斟酌，但现实是，这更像一种考验。
2
The multiple marker of triple screen is a routine blood test that measures your baby’s risk factor for certain birth defects.
多种标记物的三重检验是常规血液检查项目，用来测量婴儿患特定先天畸形的风险因素。
3
Right now we are working on a performance increase that will more than triple the speed of testing when working with a large number of tests by removing some inefficiency in the test runner.