Please pay special attention to it, or we'll waste our efforts.
请格外专心去做，否则咱们的努力白费了。
Your efforts will go to waste if you give it up.
你要是放弃，心血就会白费。
Everybody must spare no efforts, or else they would waste their previous time.
每个人都必须竭尽全力，否则就要前功尽弃。
Everybody must spare no efforts, or else they would waste their previous time.
每个人都必须竭尽全力，否则就要前功尽弃。
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