1. The lion is lying in wait for the rabbit to come out of its hole.2. The troop fell into the ambush of enemies.
 lie in wait for somebody/something ambush這是正統的美語說法.
1. 老虎埋伏著等待兔子出洞.2. 軍隊中了敵人的埋伏.
這是一個連環問題: 燃燒石油導致二氧化碳增加，二氧化碳增加導致溫室效應，溫室效應導致冰層融化、海平面上升。 (請填空)
This is a chain of problems. Burning oil leads to increase in carbon dioxide, which leads to the greenhouse effect, which leads to melting of glaciers, which leads to rising ea levels.