drain hole

基本解释

Then apply a rope of plumber’s putty to the underside of the drain flange and press it into the drain hole.
在排水管法兰下方填上一卷腻子并把法兰压入排水孔。
"Analects of Confucius" in a book soon after the first 402 years (rumu public eight years) grandson of Confucius, the famous master of philosophy drain hole (Zisi) Death.
《论语》成书后不久的前402年（鲁穆公八年）孔子嫡孙、著名哲学大师孔伋（子思）卒。
Wear limit hole with straight (curved) tube if the drain hole in the slurry, the general should not be rebuilt to use, such as to repair the use of available external pressure over a small tail.
带有磨损极限孔的直（弯）管若孔中漏浆后，一般不再修复使用，如要修复使用，可用压力小的外接管尾部。

There is a small hole in the side to drain out extra moisture and keep from drowning the plants.

The second suggests that a rod-like plug can block the hole by slipping across it sideways and stopping large ions from passing, rather like a drain cover stops leaves from entering the mouth of a pipe.
ECONOMIST: Synthetic biology: Expanded vocabulary The

排水孔
And the mode of the drain hole placing determined the its effect directly.
排水孔的布设模式直接决定了排水孔的排水降压效果的好坏。
交通运输工程
排水孔
流水孔