1. Service is the only thing lacking in this hotel.2. My computer is reasonably fast. My CPU is the only thing lacking.3. Howard's low free throw percentage is the only blemish in the otherwise well-played basketball game.
 the only thing lacking the only blemish in..Service is the only thing lacking in this hotel. 的意思就是服務是這個旅館唯一美中不足的地方。the only thing lacking 非常好用
Being able to speak at the age of one, the boy has unlimitd potential when he grows up.