| 单词 | leak-proof |
| 释义 | > as lemmasleak-proof leak-proof adj. not subject to leaks. ΘΠ the world > space > relative position > closed or shut condition > [adjective] > stopping up or blocking > without leak or tight tight1507 unleakable1838 leakless1899 leak-proof1926 the world > movement > motion in a certain direction > going or coming out > letting or sending out > [adjective] > let out > leaking > not leakless1899 leak-proof1926 1926 Kitchen Kook (Amer. Gas Mach. Co. Inc.) 3 The fuel..is contained in an electrically welded, leakproof, steel tank. 1929 Daily Express 8 Jan. 8/5 Waste heat in leak-proof pipes to towns near the coalfields. 1960 Farmer & Stockbreeder 15 Mar. 44/2 (caption) It's leakproof. 1971 Engineering Apr. 92/2 (advt.) Instant..safe..leakproof joints... A pipeline which is flexible while remaining absolutely leak-proof. < as lemmas |
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