答案1
我现在解决了,因为我在 VirtualBox 机器窗口上看到了“查看 > 自动调整客户机显示大小”(“xrandr”确认了这一点),但如果仅单击查看自动不起作用,则可能需要安装“VBoxGuestAdditions.iso”。
rher@u22:~$ xrandr
Screen 0: minimum 1 x 1, current 1920 x 977, maximum 8192 x 8192
Virtual1 connected primary 1920x977+0+0 (normal left inverted right x axis y axis) 0mm x 0mm
1920x977 60.00*+
2560x1600 59.99
2560x1440 59.95
1920x1440 60.00
1856x1392 60.00
1792x1344 60.00
1920x1200 59.88
1920x1080 59.96
1600x1200 60.00
1680x1050 59.95
1400x1050 59.98
1280x1024 60.02
1440x900 59.89
1280x960 60.00
1360x768 60.02
1280x800 59.81
1152x864 75.00
1280x768 59.87
1280x720 59.86
1024x768 60.00
800x600 60.32
640x480 59.94
Virtual2 disconnected (normal left inverted right x axis y axis)
Virtual3 disconnected (normal left inverted right x axis y axis)
Virtual4 disconnected (normal left inverted right x axis y axis)
Virtual5 disconnected (normal left inverted right x axis y axis)
Virtual6 disconnected (normal left inverted right x axis y axis)
Virtual7 disconnected (normal left inverted right x axis y axis)
Virtual8 disconnected (normal left inverted right x axis y axis)