such as, for example, include和contain

such as

后接动词，通常用动名词，有时也可用动词原形

for example

后接动词，用动名词

include

vt. 包含，包括
后接动词，用动名词

英英：

If one thing includes another thing, it has the other thing as one of its parts.

If someone or something is included in a large group, system, or area, they become a part of it or are considered a part of it.

contain

vt. 包含；控制；容纳；牵制（敌军）

vi. 含有；自制
后接动词，用动名词

英英：

if something such as a bag, box, or place contains something, that thing is inside it.

if a document, book, speech etc contains something, that thing is included in it.

if a substance contains something, that thing is part of it.