If I don't see a yellow ribbon 'round the ole oak tree.

如果我在那棵橡树上看不到一条黄色的丝带。

"Why do you wear that yellow ribbon around your neck, Jane?" he'd ask her every day. But she wouldn't tell him.

你为什么要穿这黄色的丝带绕在你的脖子上，简？“他会问她的每一天。”但她没告诉他。

Insufficiency of heart and spleen (yellow ribbon) - replenishing vital energy, nourishing heart and soothing the nerves. It is implied meaning of health and safety.

心脾两虚型（黄色丝带）----益气健脾，养心安神，寓意健康平安。

It was not until Jane was on her death bed a year later that Johnny, seeing his last chance slip away, asked Jane one final time about the yellow ribbon she wore around her neck.

直到有一天，简已经卧床一年，眼看来日无多，约翰想到最后的机会即将悄然而去，便最后一次问简，为什么一生都带着黄丝带。

Egg-yolks were to be beaten until an egg-ribbon, trickled over the pale yellow surface, took five seconds to dissolve.

蛋黄搅拌前要先花五秒钟的时间来溶解卵黄系带，待卵黄系带溶解后使之缓缓流过其（蛋黄）淡黄色的表面（然后再进行搅拌）。