sand lens的用法和樣例：
例句
- Abstract The lithological oil gas pools mainly consist of lens shaped sandrock and up tilted pinching sandrock oil reservoirs in Dongying Sag.
東營凹陷岩性油氣藏主要為砂岩透鏡體油氣藏和砂岩上翹尖滅油氣藏。 - It is possible to form abnormal pressure in the fleet stratum because the fluid of sandstone can not be expelled effectively in the sandstone lens closed down by mudstone.
在被泥岩封閉的砂岩透鏡體中，砂岩中的流體無法有效排出，導致在較淺的深度就可能產生異常超壓。
