foreshock
名词 n.
英文释义
名词 n.
- A small earth tremor which precedes the mainshock in an earthquake sequence.
-
Any shock or disturbance that precedes an event
— The FY 1981 increases in defense — something of a "foreshock" to the rapid rise in defense spending over the next several years — were prompted by the fall of the Shah in Iran and the Soviet invasion of Afghanistan.
词形变化
词源
Etymology tree
English fore-
English shock
English foreshock
From fore- + shock.
English fore-
English shock
English foreshock
From fore- + shock.
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数据来源: Wiktionary