instruction在表示“n. 指令；说明，说明书”时用复数。
He rasped out some instructions.他粗声粗气地发出指令。
I gave you specific instructions.我给过你明确的指示。
Do you understand the instructions?你懂得这些指令的意思吗？
Are these instructions clear enough?
水利万物而不争,
而万物莫能与之争。
