adj.小心谨慎的；慎重的；精心的
He is careful in his speech. 他说话谨慎。
You should be more careful with your money. 你花钱要慎重一些。
After careful consideration, we've decided to accept their offer. 经过慎重的考虑，我们决定接受他们的提议。
He is extremely careful about his appearance. 他十分讲究外表。
The sick boy came round with careful nursing. 那个生病的男孩经过精心护理已经康复了。
Her careful make-up hid the signs of age beneath. 她的精心化妆掩饰了脂粉下面岁月刻下的痕迹。
careful的基本意思是“仔细的”“小心的”,含有靠认真实践来避免错误的意味。
careful和about连用,通常后接指物的名词、动名词或从句。
careful用作表语时,其后也可跟动词不定式、that/wh-从句。
careful和of连用,通常后接指人或事物的名词,也可接从句。接从句时，of常省略。
adv.小心地，谨慎地；仔细地，认真地
n.小心；仔细；慎重
