🧩 词语组成解析
n. 斯蒂芬（男子名）
foster
['fɔstɚ]
v. 培养;抚育;促进;代养;
adj. 寄养的;代养的;
🗣️ 情景例句
When you learn a new verb, learn its various forms.
学到了新动词时，记住它的各种形式。
I am sorry Mr. Chen is unavailable, would you like to speak to anyone else?
抱歉陈先生不在，你要不要跟其他人讲话？
In this way, we have learned all that we know of the laws of astronomy,
例如，用这种方法，我们完全掌握了天文学的规律。