邮筒

The word " traditional" implies that something has stood the test of time on its own merits and should be preserved -- red pillar boxes, duffel coats, marmalade, the August Bank Holiday, the pint, privet hedges, Wellington boots.

&传统&这个词的含意是，某物靠自身的优点经受了时间的考验，应该被保存下来，如红色的邮筒、连帽粗呢风雪大衣、果子酱、8月银行假日、品脱、女贞树篱、威灵顿长统靴。

Means the parent directory, so this command means to execute "toolchain.sh," which is in the current directory.

代表父目录，所以这个命令就是执行当前目录下的"toolchain.sh"。

Yes,In fact,I'm on our city ream.

是的。事实上我是我们市队的。