close in on

基本解释

NEWS: Laser Beams Close in on Fusion Energy
新闻：激光束聚焦在聚变能上
Get super-close in on a map or photo, with just a few pinches or taps of your finger.
通过指端的挤夹或轻扣，对一幅地图或者一张图片获得身临其境的感觉。
On and on, with shadows encroaching on the grass, Andy Roddick kept pace with Roger Federer on Centre Court as Federer attempted to close in on a record 15th Grand Slam singles title.
不断向前，当阴影在草场上蔓延，罗迪克在中心球场紧跟费德勒的脚步，而费德勒努力接近创纪录的第15个大满贯单打头衔。

(Voice) He says the pirates may fear that naval ships patrolling the area will close in on the ship if they believe weapons have fallen into the wrong hands.
They would get lesions on their hands, for example, the part of their body that was really in close contact with the cows.
比如,在与奶牛亲密接触的身体部位,也就是手上也许会出斑
耶鲁公开课 - 生物医学工程探索课程节选
because when you're up on that point, you see anything that's in the water, anything close to the surface and,
因为当你站在那里的高处，你能看到贴近水面的一切，而且，
圣莫尼卡之景点 - SpeakingMax英语口语达人

You guessed it: the IRS push to close in on foreign accounts.
FORBES: Forget Taxes And Saverin; Actually, Expatriations Are Falling