- 1.
限制；束缚 -
• constrain sb.'s activities 限制某人的活动 -
• The research has been constrained by lack of funds. 这项研究由于经费不足而受到限制。 - 2.
克制，抑制,压制 -
• Cold weather constrained the plant's growth. 寒冷的天气抑制植物的生长。 -
• constrain one's anger 强压怒火 - 3.
强迫，迫使 -
• He was costrained to agree. 他被迫同意。 - 4.
使劲做出 -
• constrain a smile 强颜欢笑