??? 情景例句
Especially with his teething.
特別是他現在開始長牙。
Without hope, the heart would break.
如無希望，心就破碎。
The Hubble telescope was launched into space by NASA on April 20,1990 at a cost of over a billion dollars.
哈勃望遠鏡于1990年4月20日由國家航空航天局發射升空，耗資10多億美元。