1、appear
好像;似乎;看來
There appears to be increasing support for the leadership to take a more aggressive stance.
好像有越來越多的人支持領導層采取更為強勢的立場。
The aircraft appears to have crashed near Katmandu.
飛機似乎在加德滿都附近墜毀了。
看起來；顯得
She did her best to appear more self-assured than she felt.
她竭力讓自己表現得比實際更自信。
He is anxious to appear a gentleman.
他急于想表現得像個紳士。
開始存在；產生
small white flowers which appear in early summer.
初夏時綻放的白色小花
Slogans have appeared on walls around the city.
標語已出現在全城周圍的墻上。
2、concern
憂慮;擔心
The group has expressed concern about reports of political violence in Africa.
該團體對有關非洲政治暴力的報道表示關切。
The move follows growing public concern over the spread of the disease.
針對公眾對該疾病的不斷蔓延日益擔憂，從而出臺了這一舉措。
使擔憂;使心煩
The growing number of people seeking refuge in Thailand is beginning to concern Western aid agencies.
到泰國尋求庇護的人日益增多，這開始引起了西方援助機構的不安。
It concerned her that Bess was developing a crush on Max.
貝絲迷上了馬克斯，這讓她很擔心。
令人擔憂的事實(或情況)
His concern was that people would know that he was responsible.
他擔心大家會知道是他的責任。
Unemployment was the electorate's main concern.
選民關心的主要是失業問題。