drop drop by的意思|示意

It is important to add only the amount of black drop needed. Side and bottom masking determined by the amount of black drop and image size.

如果需要的话，应该增加黑滴的数量，这点很重要。侧部和底部遮蔽是由黑滴数量和图像尺寸决定的。

You can add and drop indexes; alter tables by dropping, renaming, or adding columns; and even drop down into SQL as necessary.

可以添加和删除索引；通过删除、改名或添加列来修改表；甚至在必要的时候借助于SQL。

The risk of heart attack and stroke starts to drop immediately after a person stops using tobacco products, and can drop by as much as half after one year.

好消息是在人们停止使用烟草制品后心脏病发作和中风的危险立即开始下降，并且在一年后可下降达一半。

The drop-by-drop melting takes 12-14 hours, removes impurities andstrengthens the steel.

这整个一点一滴重铸的过程包括去除杂质，增加钢材强度，要花上12~14个小时。

Girls often drop this boring issue of great sounds, very fake, and accompanied by exaggerated facial expression, modern science has confirmed that most girls drop with hysterical personality.

这种女生往往发出极大滴闷叫声，虚假成分很大，并伴有夸张性表情，现代科学研究已经证实，这种女生大多具有歇斯底里滴性格。

Drip, or "micro" irrigation, as the name suggests, is stingier with the water, delivering it to the roots of plants drop by drop.

滴灌，或者“微”灌溉，顾名思义，是更吝啬于水，把水一滴一滴地滴到植物的根部。