sb's whereabouts
(人或物)所在的地方;下落;行蹤:
His whereabouts are / is still unknown.
他仍下落不明。
track sb / sth down
搜尋到;跟蹤找到;追查到
The police have so far failed to track down the attacker.
警方至今未能追捕到攻擊者。
magnify sth
擴(kuò)大;增強(qiáng):
The dry summer has magnified the problem of water shortages.
干燥的夏季加劇了缺水的問題。
get back to sb
以后再答覆(或回覆)某人:
I'll find out and get back to you.
我查明之后再答覆你。
blow up=enlarge
放大(照片或文件):
We're going to have this picture enlarged.
我們準(zhǔn)備將這張照片放大。
cluster together
群聚;聚集:
The children clustered together in the corner of the room.
孩子們聚集在房間的角落里。