青云翻译

If you require a limited speed, letters and telegrams to convey, in order to replace the block.

If you request an unlimited speed, can write a call tell, to replace the block.

If you do not request the regulating, may receive a letter comes the electricity to pass on, in order to replacement block.

If you are not limited to letters and telegrams to convey, to replace the block.

If you request an unlimited speed, can write a call tell, to replace the block.