Whale waves
Whale waves are Chinese words, which refer to dangerous environment or sharp and fierce struggle.
[explanation] it's just like a storm. It refers to a dangerous environment or a sharp and fierce struggle.
[source] Liang Qichao's "Fu Jin Shan Chinese guild hall book" says, "if you are not dead, you are as if you are not dead as if you are in the army and you are throwing yourself in the smoke and bullets, and if you are a sailor, you are not dead as if you are gambling your life in the cave of whale waves."
Whale waves
Saving the fire and increasing the salary - jiù fén yì xīn
apply ointment to one 's lips and wipe one 's tongue with a towel - gāo chún shì shé
the time hangs heavy on one 's hands - bǎi wú liáo lài
the feather is not yet fully grown - yǔ máo wèi fēng