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Stroke order
Sentence examples
这里以前是史前海洋的海底
zhèlǐ yǐqián shì shǐqián hǎiyáng de hǎidǐ
this was once the seabed of a prehistoric ocean
国际海底管理局
guójì hǎidǐ guǎnlǐjú
the international seabed authority
海底委员会
hǎidǐ wěiyuánhuì
seabed committee
