洋底地壳 Traditional 洋底地殼 yáng dǐ dì qiào 🔊 oceanic crust (geology) + Keep this word Meanings yáng dǐ dì qiào 洋底地殼 oceanic crust (geology) Its characters 洋yángocean底dǐbottom; baseHSK 4地de-lyHSK 2壳qiàoshellHSK 7–9