Basal slip or sliding as it's often called, basically refers to the slipping or sliding of a glacier across bedrock, actually across a thin layer of water on top of the bedrock.

底部滑移，也通常被称为滑动，大致指的是冰川在基岩上的滑动，实际上是在基岩上部的一层薄薄的水上的滑动。

youdao

Let's start with North American corn or maize, as it's often called.

让我们从人们常说的北美的玉米开始吧。

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As repositories of unique historical objects, art museums are often called "treasure houses".

艺术博物馆作为独特历史文物的存放处，常被称为“宝库”。

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Right now,as schools prepare to begin a new year, one concern is the H1N1 virus, often called swine flu.

VOA: special.2009.08.13

The name "Molly" was often used as an insult for an Irish girl, and nobody in her own life called her that.

VOA: special.2010.03.08

The cancer scientists say this cancer often begins with an infection caused by a bacteria called Helicobactor Pylori, also known as H-Pylori.

VOA: standard.2010.05.12

Coolidge, or "Cash" as he was often called, had no formal training as an artist, and it shows.

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His time working with Koolhaas, who is often called a "starchitect" as one of the industry's best known names, had a great affect on Cho.

CNN: Minsuk Cho's dramatic architecture

People who profess no faith affiliation -- often called "nones, " as in "none of the above" -- now form nearly 23% percent of the country's adult population, according to the Pew study.

CNN: Millennials leaving church in droves, study says