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Zhicheng Wang 2016-12-03 19:15:44 +08:00
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public/docs/ts/latest/cookbook/aot-compiler.jade
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@ -63,19 +63,19 @@ a#overview
Bigger apps take longer to transmit and are slower to load. Bigger apps take longer to transmit and are slower to load.
JiT编译导致运行期间的性能损耗。 JiT编译导致运行期间的性能损耗。
由于需要在浏览器中的这个编译过程，视图需要花更长时间才能渲染出来。 由于需要在浏览器中执行这个编译过程，视图需要花更长时间才能渲染出来。
由于应用包含了Angular编译器以及大量实际上并不需要的库代码，所以文件体积也会更大。 由于应用包含了Angular编译器以及大量实际上并不需要的库代码，所以文件体积也会更大。
更大的应用需要更长的时间进行传输，加载也更慢。 更大的应用需要更长的时间进行传输，加载也更慢。
Compilation can uncover many component-template binding errors. Compilation can uncover many component-template binding errors.
JiT compilation discovers them at runtime which is later than we'd like. JiT compilation discovers them at runtime which is later than we'd like.
编译可以揭露一些组件模板绑定错误。JiT变异在运行时才揭露它们，有点太晚了。 编译可以发现一些组件模板绑定错误。JiT编译在运行时才揭露它们，那样有点太晚了。
The **_Ahead-of-Time_ (AoT) compiler** can catch template errors early and improve performance The **_Ahead-of-Time_ (AoT) compiler** can catch template errors early and improve performance
by compiling at build time as you'll learn in this chapter. by compiling at build time as you'll learn in this chapter.
**预编译**（AoT）通过在构建时编译，在早期截获模板错误，提高应用性能。 而**预编译**（AoT）会在构建时编译，这样可以在早期截获模板错误，提高应用性能。
a#aot-jit a#aot-jit
.l-main-section .l-main-section