We use the echo command to accomplish this and save the character in the shell variable 'ht'.
我们使用echo命令实现这点并将字符保存到shell变量‘ht’中。
We wanted this to echo "fooThis is my environment variable!bar", but it didn't work.
我们希望回显 "fooThis is my environment variable! bar"，但却不是这样。
When passing One Fathom Bank, check the depth and variable sand waves below the sea level all the time by echo sounder.
通过一托浅滩时，要一直测深校时水深及海面下多变的沙纹。
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