iceberg
/ˈaɪsbɜːg/noun
- a large floating mass of ice detached from a glacier or ice sheet and carried out to sea冰山。
短语
the tip of an（或the）iceberg
- the small perceptible part of a much larger situation or problem that remains hidden冰山一角, （巨大隐情或隐患）露头：
detected fraud is only the tip of the iceberg.
已侦破的欺诈行为只是冰山一角。
词源
late 18th cent.: from Dutch ijsberg, from ijs 'ice' + berg 'hill'.