The modern office block sticks out like a sore thumb among the old buildings in the area.
那座现代的办公楼直挺挺地竖在那片旧建筑物群中十分扎眼.
Don't suck your thumb; it's so dirty.
别舔手指头，太脏了。
As a rule of thumb, you should cook a chicken for 20 minutes for each pound that it weighs.
凭经验估计, 每磅鸡肉应烹调20分钟.
