In general can be twist drill hole, but you should drill holes, step and then expanded to the required diameter.

用一般的麻花钻即可开孔，但应先钻小孔，然后步扩大到所需直径。

youdao

Step Four: Interlock your fingers, (thumbs should be on opposite sides), and twist again, this time, backs of fingers against palms.

第四步：双手手指相扣(拇指应该在相对的两侧)，手指指背对着另一手的手心，互搓。

youdao

Step Three: Twist palms with fingers interlaced, and rub between fingers.

第三步：双手手掌相对，手指交叉互搓。

youdao

It's a traditional curriculum with a twist: a 12-step model program designed to prevent relapse.

CNN: Recovery high school a 'soft landing' for post-rehab teens

How does that look for the U.S.? I do not expect servicing costs to increase significantly: there are still plenty of buyers at treasury auctions and the Federal Reserve can always be forced to step in with Operation Twist or QE3.

FORBES: Government And People Are Both Spendthrifts With Credit Cards

While I think the region-based visa would be a positive step by itself, there is an additional twist I would recommend adding to the policy: require the purchase of a home from the visa recipient.

FORBES: How To Improve Immigrant Visas