1. 并发的：如果我们根据收集器收集垃圾时的时间暂停长短来分,那么追踪垃圾收集器大致可以分成三种类型:stop the word收集器, 增量的(incremental)收集器和并发的(concurrent)收集器.

2. 并行：如上述计数器为例:(
2) 并行(Concurrent)语句和顺序语句并行(Concurrent)语句和顺序(Sequential)语句最常用的顺序语句是if-then-else语句和case-when语句.

3. 并行的：我们来看看一些可以让人振奋精神的数据,效能比较 (bench mark) 总是计算机玩家的最爱假设我们要对 echo.fcg 做测试,仿真 1000 次的联机请求,而且同一时间有 20 个并行的 (concurrent) 联机请求的情况,只要在命令列模式下执行以上结果指出,

1. 同时发生的
[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;Concurrent events or situations happen at the same time.

[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;e.g. Galerie St. Etienne is holding three concurrent exhibitions...
[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;圣艾蒂安美术馆同时举办3场展览。
[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;e.g. He will actually be serving three concurrent five-year sentences...
[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;实际上，他将服3个5年徒刑，合并执行。

adj

1. occurring or operating at the same time

[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;e.g. a series of coincident events

[…]nbsp;[…]nbsp;[…]nbsp;[…]nbsp;Synonym: coincidentcoincidentalcoincidingco-occurrentcooccurringsimultaneous